From f098a7fa5154f47bb640172a2ad61ed65b39f506 Mon Sep 17 00:00:00 2001
From: Sypsesty <supermajd3@gmail.com>
Date: Tue, 7 Jan 2025 20:09:59 +0300
Subject: [PATCH] Add Nanochat

is nanochat (whatsapp)

TODO:
-delete all stock trading code (or add stock trading)
-figure out why nanochat won't work
-idk
---
 .../UI/AgentIDCardBoundUserInterface.cs       |  34 +-
 .../Access/UI/AgentIDCardWindow.xaml          |  15 +-
 .../Access/UI/AgentIDCardWindow.xaml.cs       |  67 ++-
 .../CartridgeLoader/Cartridges/LogProbeUi.cs  |   2 +-
 .../Cartridges/LogProbeUiFragment.xaml        |  28 +-
 .../Cartridges/LogProbeUiFragment.xaml.cs     | 109 +++-
 .../Cartridges/EditChatPopup.xaml             |  53 ++
 .../Cartridges/EditChatPopup.xaml.cs          |  89 +++
 .../Cartridges/NanoChatEntry.xaml             |  48 ++
 .../Cartridges/NanoChatEntry.xaml.cs          |  39 ++
 .../Cartridges/NanoChatLogEntry.xaml          |  21 +
 .../Cartridges/NanoChatLogEntry.xaml.cs       |  17 +
 .../Cartridges/NanoChatMessageBubble.xaml     |  55 ++
 .../Cartridges/NanoChatMessageBubble.xaml.cs  |  62 ++
 .../CartridgeLoader/Cartridges/NanoChatUi.cs  |  43 ++
 .../Cartridges/NanoChatUiFragment.xaml        | 175 ++++++
 .../Cartridges/NanoChatUiFragment.xaml.cs     | 289 ++++++++++
 .../Cartridges/NewChatPopup.xaml              |  52 ++
 .../Cartridges/NewChatPopup.xaml.cs           |  87 +++
 .../DeltaV/NanoChat/NanoChatSystem.cs         |   5 +
 .../Access/Systems/AgentIDCardSystem.cs       |  63 +-
 .../Cartridges/LogProbeCartridgeComponent.cs  |   7 +
 .../Cartridges/LogProbeCartridgeSystem.cs     |  16 +-
 .../LogProbeCartridgeSystem.NanoChat.cs       |  82 +++
 .../Cartridges/NanoChatCartridgeComponent.cs  |  26 +
 .../Cartridges/NanoChatCartridgeSystem.cs     | 541 ++++++++++++++++++
 .../DeltaV/NanoChat/NanoChatSystem.cs         | 130 +++++
 .../Access/SharedAgentIDCardSystem.cs         |  24 +-
 .../Cartridges/LogProbeUiState.cs             |  11 +-
 .../Cartridges/NanoChatUiMessageEvent.cs      | 166 ++++++
 .../Cartridges/NanoChatUiState.cs             |  30 +
 .../DeltaV/NanoChat/NanoChatCardComponent.cs  |  52 ++
 .../DeltaV/NanoChat/SharedNanoChatSystem.cs   | 275 +++++++++
 .../components/agent-id-card-component.ftl    |   1 +
 .../deltav/cartridge-loader/cartridges.ftl    |  83 ++-
 .../components/nanochat-card-component.ftl    |   7 +
 .../Entities/Objects/Devices/cartridges.yml   |  45 ++
 .../DeltaV/Entities/Objects/Devices/pda.yml   |  41 ++
 .../DeltaV/name_identifier_groups.yml         |   4 +
 .../Entities/Objects/Devices/pda.yml          | 156 +++--
 .../Objects/Misc/identification_cards.yml     | 144 ++---
 .../Entities/Objects/Devices/pda.yml          |   3 +
 .../Interface/VerbIcons/ATTRIBUTION.txt       |   2 +
 .../DeltaV/Interface/VerbIcons/bell.svg       |   5 +
 .../DeltaV/Interface/VerbIcons/bell.svg.png   | Bin 0 -> 720 bytes
 .../DeltaV/Interface/VerbIcons/bell_muted.png | Bin 0 -> 355 bytes
 .../DeltaV/Misc/program_icons.rsi/meta.json   |  17 +
 .../Misc/program_icons.rsi/nanochat.png       | Bin 0 -> 725 bytes
 .../Misc/program_icons.rsi/stock_trading.png  | Bin 0 -> 1012 bytes
 .../Devices/cartridge.rsi/cart-chat.png       | Bin 0 -> 419 bytes
 .../Objects/Devices/cartridge.rsi/meta.json   |   8 +-
 51 files changed, 3023 insertions(+), 206 deletions(-)
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/EditChatPopup.xaml
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/EditChatPopup.xaml.cs
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatEntry.xaml
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatEntry.xaml.cs
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatLogEntry.xaml
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatLogEntry.xaml.cs
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatMessageBubble.xaml
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatMessageBubble.xaml.cs
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUi.cs
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUiFragment.xaml
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUiFragment.xaml.cs
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NewChatPopup.xaml
 create mode 100644 Content.Client/DeltaV/CartridgeLoader/Cartridges/NewChatPopup.xaml.cs
 create mode 100644 Content.Client/DeltaV/NanoChat/NanoChatSystem.cs
 create mode 100644 Content.Server/DeltaV/CartridgeLoader/Cartridges/LogProbeCartridgeSystem.NanoChat.cs
 create mode 100644 Content.Server/DeltaV/CartridgeLoader/Cartridges/NanoChatCartridgeComponent.cs
 create mode 100644 Content.Server/DeltaV/CartridgeLoader/Cartridges/NanoChatCartridgeSystem.cs
 create mode 100644 Content.Server/DeltaV/NanoChat/NanoChatSystem.cs
 create mode 100644 Content.Shared/DeltaV/CartridgeLoader/Cartridges/NanoChatUiMessageEvent.cs
 create mode 100644 Content.Shared/DeltaV/CartridgeLoader/Cartridges/NanoChatUiState.cs
 create mode 100644 Content.Shared/DeltaV/NanoChat/NanoChatCardComponent.cs
 create mode 100644 Content.Shared/DeltaV/NanoChat/SharedNanoChatSystem.cs
 create mode 100644 Resources/Locale/en-US/deltav/access/components/agent-id-card-component.ftl
 create mode 100644 Resources/Locale/en-US/deltav/nanochat/components/nanochat-card-component.ftl
 create mode 100644 Resources/Prototypes/DeltaV/name_identifier_groups.yml
 create mode 100644 Resources/Textures/DeltaV/Interface/VerbIcons/ATTRIBUTION.txt
 create mode 100644 Resources/Textures/DeltaV/Interface/VerbIcons/bell.svg
 create mode 100644 Resources/Textures/DeltaV/Interface/VerbIcons/bell.svg.png
 create mode 100644 Resources/Textures/DeltaV/Interface/VerbIcons/bell_muted.png
 create mode 100644 Resources/Textures/DeltaV/Misc/program_icons.rsi/meta.json
 create mode 100644 Resources/Textures/DeltaV/Misc/program_icons.rsi/nanochat.png
 create mode 100644 Resources/Textures/DeltaV/Misc/program_icons.rsi/stock_trading.png
 create mode 100644 Resources/Textures/DeltaV/Objects/Devices/cartridge.rsi/cart-chat.png

diff --git a/Content.Client/Access/UI/AgentIDCardBoundUserInterface.cs b/Content.Client/Access/UI/AgentIDCardBoundUserInterface.cs
index c3fac8cb92a..09724f14a2c 100644
--- a/Content.Client/Access/UI/AgentIDCardBoundUserInterface.cs
+++ b/Content.Client/Access/UI/AgentIDCardBoundUserInterface.cs
@@ -1,5 +1,9 @@
 using Content.Shared.Access.Systems;
+using Content.Shared.StatusIcon;
 using Robust.Client.GameObjects;
+using Robust.Client.UserInterface;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Prototypes;
 
 namespace Content.Client.Access.UI
 {
@@ -18,16 +22,18 @@ protected override void Open()
         {
             base.Open();
 
-            _window?.Dispose();
-            _window = new AgentIDCardWindow(this);
-            if (State != null)
-                UpdateState(State);
+            _window = this.CreateWindow<AgentIDCardWindow>();
 
-            _window.OpenCentered();
-
-            _window.OnClose += Close;
             _window.OnNameChanged += OnNameChanged;
             _window.OnJobChanged += OnJobChanged;
+            _window.OnJobIconChanged += OnJobIconChanged;
+            _window.OnNumberChanged += OnNumberChanged; // DeltaV
+        }
+
+        // DeltaV - Add number change handler
+        private void OnNumberChanged(uint newNumber)
+        {
+            SendMessage(new AgentIDCardNumberChangedMessage(newNumber));
         }
 
         private void OnNameChanged(string newName)
@@ -40,7 +46,7 @@ private void OnJobChanged(string newJob)
             SendMessage(new AgentIDCardJobChangedMessage(newJob));
         }
 
-        public void OnJobIconChanged(string newJobIconId)
+        public void OnJobIconChanged(ProtoId<JobIconPrototype> newJobIconId)
         {
             SendMessage(new AgentIDCardJobIconChangedMessage(newJobIconId));
         }
@@ -57,16 +63,8 @@ protected override void UpdateState(BoundUserInterfaceState state)
 
             _window.SetCurrentName(cast.CurrentName);
             _window.SetCurrentJob(cast.CurrentJob);
-            _window.SetAllowedIcons(cast.Icons, cast.CurrentJobIconId);
-        }
-
-        protected override void Dispose(bool disposing)
-        {
-            base.Dispose(disposing);
-            if (!disposing)
-                return;
-
-            _window?.Dispose();
+            _window.SetAllowedIcons(cast.CurrentJobIconId);
+            _window.SetCurrentNumber(cast.CurrentNumber); // DeltaV
         }
     }
 }
diff --git a/Content.Client/Access/UI/AgentIDCardWindow.xaml b/Content.Client/Access/UI/AgentIDCardWindow.xaml
index 89de793714d..a2ddd1c417d 100644
--- a/Content.Client/Access/UI/AgentIDCardWindow.xaml
+++ b/Content.Client/Access/UI/AgentIDCardWindow.xaml
@@ -6,12 +6,13 @@
         <LineEdit Name="NameLineEdit" />
         <Label Name="CurrentJob" Text="{Loc 'agent-id-card-current-job'}" />
         <LineEdit Name="JobLineEdit" />
-        <BoxContainer Orientation="Horizontal">
-            <Label Text="{Loc 'agent-id-card-job-icon-label'}"/>
-            <Control HorizontalExpand="True" MinSize="50 0"/>
-            <GridContainer Name="IconGrid" Columns="10">
-                <!-- Job icon buttons are generated in the code -->
-            </GridContainer>
-        </BoxContainer>
+        <!-- DeltaV - Add NanoChat number field -->
+        <Label Name="CurrentNumber" Text="{Loc 'agent-id-card-current-number'}" />
+        <LineEdit Name="NumberLineEdit" PlaceHolder="#0000" />
+        <!-- DeltaV end -->
+        <Label Text="{Loc 'agent-id-card-job-icon-label'}"/>
+        <GridContainer Name="IconGrid" Columns="10">
+            <!-- Job icon buttons are generated in the code -->
+        </GridContainer>
     </BoxContainer>
 </DefaultWindow>
diff --git a/Content.Client/Access/UI/AgentIDCardWindow.xaml.cs b/Content.Client/Access/UI/AgentIDCardWindow.xaml.cs
index 9a38c0c4853..a342013d314 100644
--- a/Content.Client/Access/UI/AgentIDCardWindow.xaml.cs
+++ b/Content.Client/Access/UI/AgentIDCardWindow.xaml.cs
@@ -8,6 +8,7 @@
 using Robust.Client.UserInterface.XAML;
 using Robust.Shared.Prototypes;
 using System.Numerics;
+using System.Linq;
 
 namespace Content.Client.Access.UI
 {
@@ -17,40 +18,72 @@ public sealed partial class AgentIDCardWindow : DefaultWindow
         [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
         [Dependency] private readonly IEntitySystemManager _entitySystem = default!;
         private readonly SpriteSystem _spriteSystem;
-        private readonly AgentIDCardBoundUserInterface _bui;
 
         private const int JobIconColumnCount = 10;
 
+        private const int MaxNumberLength = 4; // DeltaV - Same as NewChatPopup
+
         public event Action<string>? OnNameChanged;
         public event Action<string>? OnJobChanged;
 
-        public AgentIDCardWindow(AgentIDCardBoundUserInterface bui)
+        public event Action<uint>? OnNumberChanged; // DeltaV - Add event for number changes
+
+        public event Action<ProtoId<JobIconPrototype>>? OnJobIconChanged;
+
+        public AgentIDCardWindow()
         {
             RobustXamlLoader.Load(this);
             IoCManager.InjectDependencies(this);
             _spriteSystem = _entitySystem.GetEntitySystem<SpriteSystem>();
-            _bui = bui;
 
             NameLineEdit.OnTextEntered += e => OnNameChanged?.Invoke(e.Text);
             NameLineEdit.OnFocusExit += e => OnNameChanged?.Invoke(e.Text);
 
             JobLineEdit.OnTextEntered += e => OnJobChanged?.Invoke(e.Text);
             JobLineEdit.OnFocusExit += e => OnJobChanged?.Invoke(e.Text);
+
+            // DeltaV - Add handlers for number changes
+            NumberLineEdit.OnTextEntered += OnNumberEntered;
+            NumberLineEdit.OnFocusExit += OnNumberEntered;
+
+            // DeltaV - Filter to only allow digits
+            NumberLineEdit.OnTextChanged += args =>
+            {
+                if (args.Text.Length > MaxNumberLength)
+                {
+                    NumberLineEdit.Text = args.Text[..MaxNumberLength];
+                }
+
+                // Filter to digits only
+                var newText = string.Concat(args.Text.Where(char.IsDigit));
+                if (newText != args.Text)
+                    NumberLineEdit.Text = newText;
+            };
         }
 
-        public void SetAllowedIcons(HashSet<string> icons, string currentJobIconId)
+        // DeltaV - Add number validation and event
+        private void OnNumberEntered(LineEdit.LineEditEventArgs args)
+        {
+            if (uint.TryParse(args.Text, out var number) && number > 0)
+                OnNumberChanged?.Invoke(number);
+        }
+
+        // DeltaV - Add setter for current number
+        public void SetCurrentNumber(uint? number)
+        {
+            NumberLineEdit.Text = number?.ToString("D4") ?? "";
+        }
+
+        public void SetAllowedIcons(string currentJobIconId)
         {
             IconGrid.DisposeAllChildren();
 
-            var jobIconGroup = new ButtonGroup();
+            var jobIconButtonGroup = new ButtonGroup();
             var i = 0;
-            foreach (var jobIconId in icons)
+            var icons = _prototypeManager.EnumeratePrototypes<JobIconPrototype>().Where(icon => icon.AllowSelection).ToList();
+            icons.Sort((x, y) => string.Compare(x.LocalizedJobName, y.LocalizedJobName, StringComparison.CurrentCulture));
+            foreach (var jobIcon in icons)
             {
-                if (!_prototypeManager.TryIndex<StatusIconPrototype>(jobIconId, out var jobIcon))
-                {
-                    continue;
-                }
-
                 String styleBase = StyleBase.ButtonOpenBoth;
                 var modulo = i % JobIconColumnCount;
                 if (modulo == 0)
@@ -64,12 +97,13 @@ public void SetAllowedIcons(HashSet<string> icons, string currentJobIconId)
                     Access = AccessLevel.Public,
                     StyleClasses = { styleBase },
                     MaxSize = new Vector2(42, 28),
-                    Group = jobIconGroup,
-                    Pressed = i == 0,
+                    Group = jobIconButtonGroup,
+                    Pressed = currentJobIconId == jobIcon.ID,
+                    ToolTip = jobIcon.LocalizedJobName
                 };
 
                 // Generate buttons textures
-                TextureRect jobIconTexture = new TextureRect
+                var jobIconTexture = new TextureRect
                 {
                     Texture = _spriteSystem.Frame0(jobIcon.Icon),
                     TextureScale = new Vector2(2.5f, 2.5f),
@@ -77,12 +111,9 @@ public void SetAllowedIcons(HashSet<string> icons, string currentJobIconId)
                 };
 
                 jobIconButton.AddChild(jobIconTexture);
-                jobIconButton.OnPressed += _ => _bui.OnJobIconChanged(jobIcon.ID);
+                jobIconButton.OnPressed += _ => OnJobIconChanged?.Invoke(jobIcon.ID);
                 IconGrid.AddChild(jobIconButton);
 
-                if (jobIconId.Equals(currentJobIconId))
-                    jobIconButton.Pressed = true;
-
                 i++;
             }
         }
diff --git a/Content.Client/CartridgeLoader/Cartridges/LogProbeUi.cs b/Content.Client/CartridgeLoader/Cartridges/LogProbeUi.cs
index d28d3228c94..aaf3900beee 100644
--- a/Content.Client/CartridgeLoader/Cartridges/LogProbeUi.cs
+++ b/Content.Client/CartridgeLoader/Cartridges/LogProbeUi.cs
@@ -23,6 +23,6 @@ public override void UpdateState(BoundUserInterfaceState state)
         if (state is not LogProbeUiState logProbeUiState)
             return;
 
-        _fragment?.UpdateState(logProbeUiState.PulledLogs);
+        _fragment?.UpdateState(logProbeUiState); // DeltaV - just take the state
     }
 }
diff --git a/Content.Client/CartridgeLoader/Cartridges/LogProbeUiFragment.xaml b/Content.Client/CartridgeLoader/Cartridges/LogProbeUiFragment.xaml
index d12fb55cdce..a0769590e91 100644
--- a/Content.Client/CartridgeLoader/Cartridges/LogProbeUiFragment.xaml
+++ b/Content.Client/CartridgeLoader/Cartridges/LogProbeUiFragment.xaml
@@ -9,10 +9,30 @@
                               BorderColor="#5a5a5a"
                               BorderThickness="0 0 0 1"/>
         </PanelContainer.PanelOverride>
-        <BoxContainer Orientation="Horizontal" Margin="4 8">
-            <Label Align="Right" SetWidth="26" ClipText="True" Text="{Loc 'log-probe-label-number'}"/>
-            <Label Align="Center" SetWidth="100" ClipText="True" Text="{Loc 'log-probe-label-time'}"/>
-            <Label Align="Left" SetWidth="390" ClipText="True" Text="{Loc 'log-probe-label-accessor'}"/>
+        <BoxContainer Orientation="Vertical" Margin="4 8">
+            <!-- DeltaV begin - Add title label -->
+            <Label Name="TitleLabel"
+                   Text="{Loc 'log-probe-header-access'}"
+                   StyleClasses="LabelHeading"
+                   HorizontalAlignment="Center"
+                   Margin="0 0 0 8"/>
+            <!-- DeltaV end -->
+
+            <!-- DeltaV begin - Add card number display -->
+            <Label Name="CardNumberLabel"
+                   StyleClasses="LabelSubText"
+                   HorizontalAlignment="Center"
+                   Margin="0 0 0 8"
+                   Visible="False"/>
+            <!-- DeltaV end -->
+
+            <!-- DeltaV begin - Adjust column headers -->
+            <BoxContainer Orientation="Horizontal">
+                <Label Align="Right" SetWidth="26" ClipText="True" Text="{Loc 'log-probe-label-number'}"/>
+                <Label Align="Center" SetWidth="100" ClipText="True" Text="{Loc 'log-probe-label-time'}"/>
+                <Label Name="ContentLabel" Align="Left" SetWidth="390" ClipText="True" Text="{Loc 'log-probe-label-accessor'}"/>
+            </BoxContainer>
+            <!-- DeltaV end -->
         </BoxContainer>
     </PanelContainer>
     <ScrollContainer VerticalExpand="True" HScrollEnabled="True">
diff --git a/Content.Client/CartridgeLoader/Cartridges/LogProbeUiFragment.xaml.cs b/Content.Client/CartridgeLoader/Cartridges/LogProbeUiFragment.xaml.cs
index b22e0bc1964..5fa93bb40db 100644
--- a/Content.Client/CartridgeLoader/Cartridges/LogProbeUiFragment.xaml.cs
+++ b/Content.Client/CartridgeLoader/Cartridges/LogProbeUiFragment.xaml.cs
@@ -1,4 +1,7 @@
-using Content.Shared.CartridgeLoader.Cartridges;
+using System.Linq; // DeltaV
+using Content.Client.DeltaV.CartridgeLoader.Cartridges; // DeltaV
+using Content.Shared.CartridgeLoader.Cartridges;
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges; // DeltaV
 using Robust.Client.AutoGenerated;
 using Robust.Client.UserInterface.Controls;
 using Robust.Client.UserInterface.XAML;
@@ -13,10 +16,112 @@ public LogProbeUiFragment()
         RobustXamlLoader.Load(this);
     }
 
-    public void UpdateState(List<PulledAccessLog> logs)
+    // DeltaV begin - Update to handle both types of data
+    public void UpdateState(LogProbeUiState state)
     {
         ProbedDeviceContainer.RemoveAllChildren();
 
+        if (state.NanoChatData != null)
+        {
+            SetupNanoChatView(state.NanoChatData.Value);
+            DisplayNanoChatData(state.NanoChatData.Value);
+        }
+        else
+        {
+            SetupAccessLogView();
+            if (state.PulledLogs.Count > 0)
+                DisplayAccessLogs(state.PulledLogs);
+        }
+    }
+
+    private void SetupNanoChatView(NanoChatData data)
+    {
+        TitleLabel.Text = Loc.GetString("log-probe-header-nanochat");
+        ContentLabel.Text = Loc.GetString("log-probe-label-message");
+
+        // Show card info if available
+        var cardInfo = new List<string>();
+        if (data.CardNumber != null)
+            cardInfo.Add(Loc.GetString("log-probe-card-number", ("number", $"#{data.CardNumber:D4}")));
+
+        // Add recipient count
+        cardInfo.Add(Loc.GetString("log-probe-recipients", ("count", data.Recipients.Count)));
+
+        CardNumberLabel.Text = string.Join(" | ", cardInfo);
+        CardNumberLabel.Visible = true;
+    }
+
+    private void SetupAccessLogView()
+    {
+        TitleLabel.Text = Loc.GetString("log-probe-header-access");
+        ContentLabel.Text = Loc.GetString("log-probe-label-accessor");
+        CardNumberLabel.Visible = false;
+    }
+
+    private void DisplayNanoChatData(NanoChatData data)
+    {
+        // First add a recipient list entry
+        var recipientsList = Loc.GetString("log-probe-recipient-list") + "\n" + string.Join("\n",
+            data.Recipients.Values
+                .OrderBy(r => r.Name)
+                .Select(r => $"    {r.Name}" +
+                             (string.IsNullOrEmpty(r.JobTitle) ? "" : $" ({r.JobTitle})") +
+                             $" | #{r.Number:D4}"));
+
+        var recipientsEntry = new LogProbeUiEntry(0, "---", recipientsList);
+        ProbedDeviceContainer.AddChild(recipientsEntry);
+
+        var count = 1;
+        foreach (var (partnerId, messages) in data.Messages)
+        {
+            // Show only successfully delivered incoming messages
+            var incomingMessages = messages
+                .Where(msg => msg.SenderId == partnerId && !msg.DeliveryFailed)
+                .OrderByDescending(msg => msg.Timestamp);
+
+            foreach (var msg in incomingMessages)
+            {
+                var messageText = Loc.GetString("log-probe-message-format",
+                    ("sender", $"#{msg.SenderId:D4}"),
+                    ("recipient", $"#{data.CardNumber:D4}"),
+                    ("content", msg.Content));
+
+                var entry = new NanoChatLogEntry(
+                    count,
+                    TimeSpan.FromSeconds(Math.Truncate(msg.Timestamp.TotalSeconds)).ToString(),
+                    messageText);
+
+                ProbedDeviceContainer.AddChild(entry);
+                count++;
+            }
+
+            // Show only successfully delivered outgoing messages
+            var outgoingMessages = messages
+                .Where(msg => msg.SenderId == data.CardNumber && !msg.DeliveryFailed)
+                .OrderByDescending(msg => msg.Timestamp);
+
+            foreach (var msg in outgoingMessages)
+            {
+                var messageText = Loc.GetString("log-probe-message-format",
+                    ("sender", $"#{msg.SenderId:D4}"),
+                    ("recipient", $"#{partnerId:D4}"),
+                    ("content", msg.Content));
+
+                var entry = new NanoChatLogEntry(
+                    count,
+                    TimeSpan.FromSeconds(Math.Truncate(msg.Timestamp.TotalSeconds)).ToString(),
+                    messageText);
+
+                ProbedDeviceContainer.AddChild(entry);
+                count++;
+            }
+        }
+    }
+    // DeltaV end
+
+    // DeltaV - Handle this in a separate method
+    private void DisplayAccessLogs(List<PulledAccessLog> logs)
+    {
         //Reverse the list so the oldest entries appear at the bottom
         logs.Reverse();
 
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/EditChatPopup.xaml b/Content.Client/DeltaV/CartridgeLoader/Cartridges/EditChatPopup.xaml
new file mode 100644
index 00000000000..76a8513796b
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/EditChatPopup.xaml
@@ -0,0 +1,53 @@
+<DefaultWindow xmlns="https://spacestation14.io"
+               Title="{Loc nano-chat-new-title}"
+               MinSize="300 200">
+    <PanelContainer StyleClasses="AngleRect">
+        <BoxContainer Orientation="Vertical" Margin="4">
+            <!-- Number input -->
+            <BoxContainer Orientation="Vertical" Margin="0 4">
+                <Label Text="{Loc nano-chat-number-label}"
+                       StyleClasses="LabelHeading" />
+                <PanelContainer StyleClasses="ButtonSquare">
+                    <LineEdit Name="NumberInput"
+                              PlaceHolder="{Loc nano-chat-number-placeholder}"
+                              Editable="False"/>
+                </PanelContainer>
+            </BoxContainer>
+
+            <!-- Name input -->
+            <BoxContainer Orientation="Vertical" Margin="0 4">
+                <Label Text="{Loc nano-chat-name-label}"
+                       StyleClasses="LabelHeading" />
+                <PanelContainer StyleClasses="ButtonSquare">
+                    <LineEdit Name="NameInput"
+                              PlaceHolder="{Loc nano-chat-name-placeholder}" />
+                </PanelContainer>
+            </BoxContainer>
+
+            <!-- Job input (optional) -->
+            <BoxContainer Orientation="Vertical" Margin="0 4">
+                <Label Text="{Loc nano-chat-job-label}"
+                       StyleClasses="LabelHeading" />
+                <PanelContainer StyleClasses="ButtonSquare">
+                    <LineEdit Name="JobInput"
+                              PlaceHolder="{Loc nano-chat-job-placeholder}" />
+                </PanelContainer>
+            </BoxContainer>
+
+            <!-- Action buttons -->
+            <BoxContainer Orientation="Horizontal"
+                          HorizontalAlignment="Right"
+                          Margin="0 8 0 0">
+                <Button Name="CancelButton"
+                        Text="{Loc nano-chat-cancel}"
+                        StyleClasses="OpenRight"
+                        MinSize="80 0" />
+                <Button Name="CreateButton"
+                        Text="{Loc nano-chat-create}"
+                        StyleClasses="OpenLeft"
+                        MinSize="80 0"
+                        Disabled="True" />
+            </BoxContainer>
+        </BoxContainer>
+    </PanelContainer>
+</DefaultWindow>
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/EditChatPopup.xaml.cs b/Content.Client/DeltaV/CartridgeLoader/Cartridges/EditChatPopup.xaml.cs
new file mode 100644
index 00000000000..5ab492bb530
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/EditChatPopup.xaml.cs
@@ -0,0 +1,89 @@
+using System.Linq;
+using Content.Client.DeltaV.NanoChat;
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.CustomControls;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.DeltaV.CartridgeLoader.Cartridges;
+
+[GenerateTypedNameReferences]
+public sealed partial class EditChatPopup : DefaultWindow
+{
+    private const int MaxInputLength = 16;
+    private const int MaxNumberLength = 4;
+
+    public event Action<uint, string, string?>? OnContactEdited;
+
+    public EditChatPopup()
+    {
+        RobustXamlLoader.Load(this);
+
+        // margins trolling
+        ContentsContainer.Margin = new Thickness(3);
+
+        // Button handlers
+        CancelButton.OnPressed += _ => Close();
+        CreateButton.OnPressed += _ => EditChat();
+
+        // Input validation
+        NameInput.OnTextChanged += _ => ValidateInputs();
+
+        NameInput.OnTextChanged += args =>
+        {
+            if (args.Text.Length > MaxInputLength)
+                NameInput.Text = args.Text[..MaxInputLength];
+            ValidateInputs();
+        };
+
+        JobInput.OnTextChanged += args =>
+        {
+            if (args.Text.Length > MaxInputLength)
+                JobInput.Text = args.Text[..MaxInputLength];
+        };
+
+        NumberInput.OnTextChanged += args =>
+        {
+            if (args.Text.Length > MaxNumberLength)
+                NumberInput.Text = args.Text[..MaxNumberLength];
+
+            // Filter to digits only
+            var newText = string.Concat(NumberInput.Text.Where(char.IsDigit));
+            if (newText != NumberInput.Text)
+                NumberInput.Text = newText;
+
+            ValidateInputs();
+        };
+    }
+
+    private void ValidateInputs()
+    {
+        var isValid = !string.IsNullOrWhiteSpace(NumberInput.Text) &&
+            !string.IsNullOrWhiteSpace(NameInput.Text) &&
+            uint.TryParse(NumberInput.Text, out _);
+
+        CreateButton.Disabled = !isValid;
+    }
+
+    private void EditChat()
+    {
+        if (!uint.TryParse(NumberInput.Text, out var number))
+            return;
+
+        var name = NameInput.Text.Trim();
+        var job = string.IsNullOrWhiteSpace(JobInput.Text) ? null : JobInput.Text.Trim();
+
+        OnContactEdited?.Invoke(number, name, job);
+        Close();
+    }
+
+    public void ClearInputs()
+    {
+        NameInput.Text = string.Empty;
+        JobInput.Text = string.Empty;
+        ValidateInputs();
+    }
+
+    public void SetNumberInput(string newNumber) => NumberInput.Text = newNumber;
+    public void SetNameInput(string newName) => NameInput.Text = newName;
+    public void SetJobInput(string newJob) => JobInput.Text = newJob;
+}
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatEntry.xaml b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatEntry.xaml
new file mode 100644
index 00000000000..0b136133624
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatEntry.xaml
@@ -0,0 +1,48 @@
+<BoxContainer
+    xmlns="https://spacestation14.io"
+    xmlns:graphics="clr-namespace:Robust.Client.Graphics;assembly=Robust.Client"
+    HorizontalExpand="True">
+    <Button Name="ChatButton"
+            StyleClasses="ButtonSquare"
+            HorizontalExpand="True"
+            MaxSize="137 64"
+            Margin="0 1">
+        <BoxContainer Orientation="Horizontal"
+                      HorizontalExpand="True"
+                      VerticalExpand="True"
+                      MinWidth="132"
+                      Margin="6 4"
+                      VerticalAlignment="Center">
+            <!-- Unread indicator dot -->
+            <PanelContainer Name="UnreadIndicator"
+                            MinSize="8 8"
+                            MaxSize="8 8"
+                            VerticalAlignment="Center"
+                            Margin="0 0 6 0">
+                <PanelContainer.PanelOverride>
+                    <graphics:StyleBoxFlat
+                        BackgroundColor="#17c622"
+                        BorderColor="#0f7a15" />
+                </PanelContainer.PanelOverride>
+            </PanelContainer>
+
+            <!-- Text container -->
+            <BoxContainer Orientation="Vertical"
+                          HorizontalExpand="True"
+                          VerticalExpand="True"
+                          VerticalAlignment="Center">
+                <RichTextLabel Name="NameLabel"
+                               StyleClasses="LabelHeading"
+                               HorizontalExpand="True"
+                               HorizontalAlignment="Center"
+                               VerticalAlignment="Center"
+                               Margin="0 -2 0 0" />
+                <Label Name="JobLabel"
+                       StyleClasses="LabelSubText"
+                       HorizontalExpand="True"
+                       ClipText="False"
+                       HorizontalAlignment="Center" />
+            </BoxContainer>
+        </BoxContainer>
+    </Button>
+</BoxContainer>
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatEntry.xaml.cs b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatEntry.xaml.cs
new file mode 100644
index 00000000000..ff4ea9ba9c1
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatEntry.xaml.cs
@@ -0,0 +1,39 @@
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.DeltaV.CartridgeLoader.Cartridges;
+
+[GenerateTypedNameReferences]
+public sealed partial class NanoChatEntry : BoxContainer
+{
+    public event Action<uint>? OnPressed;
+    private uint _number;
+    private Action<EventArgs>? _pressHandler;
+
+    public NanoChatEntry()
+    {
+        RobustXamlLoader.Load(this);
+    }
+
+    public void SetRecipient(NanoChatRecipient recipient, uint number, bool isSelected)
+    {
+        // Remove old handler if it exists
+        if (_pressHandler != null)
+            ChatButton.OnPressed -= _pressHandler;
+
+        _number = number;
+
+        // Create and store new handler
+        _pressHandler = _ => OnPressed?.Invoke(_number);
+        ChatButton.OnPressed += _pressHandler;
+
+        NameLabel.Text = recipient.Name;
+        JobLabel.Text = recipient.JobTitle ?? "";
+        JobLabel.Visible = !string.IsNullOrEmpty(recipient.JobTitle);
+        UnreadIndicator.Visible = recipient.HasUnread;
+
+        ChatButton.ModulateSelfOverride = isSelected ? NanoChatMessageBubble.OwnMessageColor : null;
+    }
+}
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatLogEntry.xaml b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatLogEntry.xaml
new file mode 100644
index 00000000000..c87478d6301
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatLogEntry.xaml
@@ -0,0 +1,21 @@
+<BoxContainer xmlns="https://spacestation14.io"
+              xmlns:customControls="clr-namespace:Content.Client.Administration.UI.CustomControls"
+              Margin="4"
+              Orientation="Vertical">
+    <BoxContainer Orientation="Horizontal">
+        <Label Name="NumberLabel"
+               Align="Right"
+               SetWidth="26"
+               ClipText="True" />
+        <Label Name="TimeLabel"
+               Align="Center"
+               SetWidth="100"
+               ClipText="True" />
+        <Label Name="MessageLabel"
+               Align="Left"
+               MinWidth="390"
+               HorizontalExpand="True"
+               ClipText="False" />
+    </BoxContainer>
+    <customControls:HSeparator Margin="0 5 0 5" />
+</BoxContainer>
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatLogEntry.xaml.cs b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatLogEntry.xaml.cs
new file mode 100644
index 00000000000..b94ea1a18aa
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatLogEntry.xaml.cs
@@ -0,0 +1,17 @@
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.DeltaV.CartridgeLoader.Cartridges;
+
+[GenerateTypedNameReferences]
+public sealed partial class NanoChatLogEntry : BoxContainer
+{
+    public NanoChatLogEntry(int number, string time, string message)
+    {
+        RobustXamlLoader.Load(this);
+        NumberLabel.Text = number.ToString();
+        TimeLabel.Text = time;
+        MessageLabel.Text = message;
+    }
+}
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatMessageBubble.xaml b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatMessageBubble.xaml
new file mode 100644
index 00000000000..84daa2f1c59
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatMessageBubble.xaml
@@ -0,0 +1,55 @@
+<cartridges:NanoChatMessageBubble
+    xmlns="https://spacestation14.io"
+    xmlns:cartridges="clr-namespace:Content.Client.DeltaV.CartridgeLoader.Cartridges"
+    xmlns:graphics="clr-namespace:Robust.Client.Graphics;assembly=Robust.Client"
+    HorizontalExpand="True">
+
+    <BoxContainer Name="MessageContainer"
+                  Orientation="Horizontal"
+                  HorizontalExpand="True">
+        <!-- Left spacer for other's messages -->
+        <Control Name="LeftSpacer"
+                 MinSize="12 0" />
+
+        <!-- Message panel -->
+        <BoxContainer Name="MessageBox"
+                      Orientation="Vertical"
+                      MaxWidth="320"
+                      HorizontalExpand="True">
+            <PanelContainer Name="MessagePanel"
+                            MaxWidth="320"
+                            HorizontalExpand="True">
+                <PanelContainer.PanelOverride>
+                    <graphics:StyleBoxFlat
+                        ContentMarginLeftOverride="10"
+                        ContentMarginRightOverride="10"
+                        ContentMarginTopOverride="6"
+                        ContentMarginBottomOverride="6"
+                        BorderThickness="1">
+                        <!-- Colors set in code based on message sender -->
+                    </graphics:StyleBoxFlat>
+                </PanelContainer.PanelOverride>
+
+                <RichTextLabel Name="MessageText"
+                               HorizontalExpand="True" />
+            </PanelContainer>
+
+            <!-- Delivery failed text -->
+            <Label Name="DeliveryFailedLabel"
+                   Text="{Loc nano-chat-delivery-failed}"
+                   StyleClasses="LabelSmall"
+                   HorizontalExpand="True"
+                   HorizontalAlignment="Right"
+                   Margin="10 2 10 0"
+                   Visible="False" />
+        </BoxContainer>
+
+        <!-- Right spacer for own messages -->
+        <Control Name="RightSpacer"
+                 MinSize="12 0" />
+
+        <!-- Flexible space for alignment -->
+        <Control Name="FlexSpace"
+                 HorizontalExpand="True" />
+    </BoxContainer>
+</cartridges:NanoChatMessageBubble>
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatMessageBubble.xaml.cs b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatMessageBubble.xaml.cs
new file mode 100644
index 00000000000..42725bb09c5
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatMessageBubble.xaml.cs
@@ -0,0 +1,62 @@
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+using Robust.Client.AutoGenerated;
+using Robust.Client.Graphics;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.DeltaV.CartridgeLoader.Cartridges;
+
+[GenerateTypedNameReferences]
+public sealed partial class NanoChatMessageBubble : BoxContainer
+{
+    public static readonly Color OwnMessageColor = Color.FromHex("#173717d9"); // Dark green
+    public static readonly Color OtherMessageColor = Color.FromHex("#252525d9"); // Dark gray
+    public static readonly Color BorderColor = Color.FromHex("#40404066"); // Subtle border
+    public static readonly Color TextColor = Color.FromHex("#dcdcdc"); // Slightly softened white
+    public static readonly Color ErrorColor = Color.FromHex("#cc3333"); // Red
+
+    public NanoChatMessageBubble()
+    {
+        RobustXamlLoader.Load(this);
+    }
+
+    public void SetMessage(NanoChatMessage message, bool isOwnMessage)
+    {
+        if (MessagePanel.PanelOverride is not StyleBoxFlat)
+            return;
+
+        // Configure message appearance
+        var style = (StyleBoxFlat)MessagePanel.PanelOverride;
+        style.BackgroundColor = isOwnMessage ? OwnMessageColor : OtherMessageColor;
+        style.BorderColor = BorderColor;
+
+        // Set message content
+        MessageText.Text = message.Content;
+        MessageText.Modulate = TextColor;
+
+        // Show delivery failed text if needed (only for own messages)
+        DeliveryFailedLabel.Visible = isOwnMessage && message.DeliveryFailed;
+        if (DeliveryFailedLabel.Visible)
+            DeliveryFailedLabel.Modulate = ErrorColor;
+
+        // For own messages: FlexSpace -> MessagePanel -> RightSpacer
+        // For other messages: LeftSpacer -> MessagePanel -> FlexSpace
+        MessageContainer.RemoveAllChildren();
+
+        // fuuuuuck
+        MessageBox.Parent?.RemoveChild(MessageBox);
+
+        if (isOwnMessage)
+        {
+            MessageContainer.AddChild(FlexSpace);
+            MessageContainer.AddChild(MessageBox);
+            MessageContainer.AddChild(RightSpacer);
+        }
+        else
+        {
+            MessageContainer.AddChild(LeftSpacer);
+            MessageContainer.AddChild(MessageBox);
+            MessageContainer.AddChild(FlexSpace);
+        }
+    }
+}
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUi.cs b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUi.cs
new file mode 100644
index 00000000000..9529ff65e18
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUi.cs
@@ -0,0 +1,43 @@
+using Content.Client.UserInterface.Fragments;
+using Content.Shared.CartridgeLoader;
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+using Robust.Client.UserInterface;
+
+namespace Content.Client.DeltaV.CartridgeLoader.Cartridges;
+
+public sealed partial class NanoChatUi : UIFragment
+{
+    private NanoChatUiFragment? _fragment;
+
+    public override Control GetUIFragmentRoot()
+    {
+        return _fragment!;
+    }
+
+    public override void Setup(BoundUserInterface userInterface, EntityUid? fragmentOwner)
+    {
+        _fragment = new();
+
+        _fragment.ActionSendUiMessage += (type, number, content, job) =>
+        {
+            SendNanoChatUiMessage(type, number, content, job, userInterface);
+        };
+    }
+
+    public override void UpdateState(BoundUserInterfaceState state)
+    {
+        if (state is NanoChatUiState cast)
+            _fragment?.UpdateState(cast);
+    }
+
+    private static void SendNanoChatUiMessage(NanoChatUiMessageType type,
+        uint? number,
+        string? content,
+        string? job,
+        BoundUserInterface userInterface)
+    {
+        var nanoChatMessage = new NanoChatUiMessageEvent(type, number, content, job);
+        var message = new CartridgeUiMessage(nanoChatMessage);
+        userInterface.SendMessage(message);
+    }
+}
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUiFragment.xaml b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUiFragment.xaml
new file mode 100644
index 00000000000..8fe07cee94c
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUiFragment.xaml
@@ -0,0 +1,175 @@
+<cartridges:NanoChatUiFragment
+    xmlns="https://spacestation14.io"
+    xmlns:cartridges="clr-namespace:Content.Client.DeltaV.CartridgeLoader.Cartridges"
+    xmlns:customControls="clr-namespace:Content.Client.Administration.UI.CustomControls"
+    xmlns:controls="clr-namespace:Content.Client.UserInterface.Controls"
+    Orientation="Vertical"
+    HorizontalExpand="True"
+    VerticalExpand="True"
+    Margin="5">
+
+    <!-- Main container that fills the entire PDA screen -->
+    <BoxContainer Orientation="Vertical"
+                  HorizontalExpand="True"
+                  VerticalExpand="True">
+        <!-- Header with app title and new chat button -->
+        <controls:StripeBack MinSize="48 48"
+                             VerticalExpand="False">
+            <BoxContainer Orientation="Horizontal"
+                          HorizontalExpand="True"
+                          Margin="0">
+                <TextureRect Name="AppIcon"
+                             TexturePath="/Textures/Interface/Nano/ntlogo.svg.png"
+                             Stretch="KeepAspectCentered"
+                             VerticalAlignment="Center"
+                             MinSize="32 32"
+                             Margin="8 0 0 0" />
+                <Label Text="{Loc nano-chat-title}"
+                       StyleClasses="LabelHeading"
+                       HorizontalExpand="True"
+                       Margin="8 0"
+                       VerticalAlignment="Center" />
+                <Label Name="OwnNumberLabel"
+                       Text="#0000"
+                       StyleClasses="LabelSubText"
+                       VerticalAlignment="Center"
+                       Margin="0 0 8 0" />
+                <Button Name="EditChatButton"
+                        Text="E"
+                        MaxSize="32 32"
+                        Visible="False"
+                        StyleClasses="OpenBoth"
+                        Margin="0 0 4 0"
+                        ToolTip="{Loc nano-chat-edit}">
+                </Button>
+                <Button Name="DeleteChatButton"
+                        MaxSize="32 32"
+                        Visible="False"
+                        StyleClasses="OpenBoth"
+                        Margin="0 0 4 0"
+                        ToolTip="{Loc nano-chat-delete}">
+                    <TextureRect StyleClasses="ButtonSquare"
+                                 TexturePath="/Textures/Interface/VerbIcons/delete_transparent.svg.192dpi.png"
+                                 Stretch="KeepAspectCentered"
+                                 MinSize="18 18" />
+                </Button>
+                <Button Name="MuteButton"
+                        MaxSize="32 32"
+                        StyleClasses="OpenBoth"
+                        Margin="0 0 4 0"
+                        ToolTip="{Loc nano-chat-toggle-mute}">
+                    <Control HorizontalExpand="True" VerticalExpand="True">
+                        <TextureRect Name="BellIcon"
+                                     StyleClasses="ButtonSquare"
+                                     TexturePath="/Textures/DeltaV/Interface/VerbIcons/bell.svg.png"
+                                     Stretch="KeepAspectCentered"
+                                     MinSize="18 18" />
+                        <TextureRect Name="BellMutedIcon"
+                                     StyleClasses="ButtonSquare"
+                                     TexturePath="/Textures/DeltaV/Interface/VerbIcons/bell_muted.png"
+                                     Stretch="KeepAspectCentered"
+                                     Visible="False"
+                                     MinSize="18 18" />
+                    </Control>
+                </Button>
+                <Button Name="NewChatButton"
+                        Text="+"
+                        MinSize="32 32"
+                        MaxSize="32 32"
+                        Margin="0 0 4 0"
+                        StyleClasses="OpenBoth"
+                        ToolTip="{Loc nano-chat-new-chat}" />
+            </BoxContainer>
+        </controls:StripeBack>
+
+        <!-- Main content split -->
+        <BoxContainer Orientation="Horizontal"
+                      VerticalExpand="True"
+                      HorizontalExpand="True"
+                      Margin="0 5 0 0">
+            <!-- Left panel: Chat list -->
+            <PanelContainer StyleClasses="AngleRect"
+                            VerticalExpand="True"
+                            MaxWidth="150">
+                <ScrollContainer VerticalExpand="True"
+                                 MinWidth="145"
+                                 HorizontalExpand="True"
+                                 HScrollEnabled="False">
+                    <BoxContainer Name="ChatList"
+                                  Orientation="Vertical"
+                                  VerticalExpand="True"
+                                  HorizontalExpand="True"
+                                  Margin="4">
+                        <!-- Chat entries will be added here dynamically -->
+                        <Label Name="NoChatsLabel"
+                               Text="{Loc nano-chat-no-chats}"
+                               HorizontalAlignment="Center"
+                               VerticalAlignment="Center"
+                               StyleClasses="LabelSubText" />
+                    </BoxContainer>
+                </ScrollContainer>
+            </PanelContainer>
+
+            <customControls:VSeparator Margin="3 0" />
+
+            <!-- Right panel: Current chat -->
+            <PanelContainer StyleClasses="AngleRect"
+                            VerticalExpand="True"
+                            HorizontalExpand="True">
+                <BoxContainer Orientation="Vertical"
+                              VerticalExpand="True"
+                              HorizontalExpand="True">
+                    <!-- Messages area with centered "select chat" label -->
+                    <BoxContainer Name="MessageArea"
+                                  Orientation="Vertical"
+                                  VerticalExpand="True"
+                                  HorizontalExpand="True"
+                                  Margin="0 0 0 4">
+                        <Label Name="CurrentChatName"
+                               Text="{Loc nano-chat-select-chat}"
+                               HorizontalAlignment="Center"
+                               VerticalAlignment="Center"
+                               VerticalExpand="True" />
+                        <ScrollContainer Name="MessagesScroll"
+                                         VerticalExpand="True"
+                                         HorizontalExpand="True"
+                                         Visible="False">
+                            <BoxContainer Name="MessageList"
+                                          Orientation="Vertical"
+                                          VerticalExpand="True"
+                                          HorizontalExpand="True" />
+                        </ScrollContainer>
+                    </BoxContainer>
+
+                    <!-- Message input -->
+                    <BoxContainer Name="MessageInputContainer"
+                                  Orientation="Horizontal"
+                                  HorizontalExpand="True"
+                                  Margin="0 4 0 0"
+                                  Visible="False">
+                        <!-- Character count -->
+                        <Label Name="CharacterCount"
+                               HorizontalAlignment="Right"
+                               StyleClasses="LabelSubText"
+                               Margin="0 0 4 2"
+                               Visible="False" />
+                        <!-- Input row -->
+                        <LineEdit Name="MessageInput"
+                                  PlaceHolder="{Loc nano-chat-message-placeholder}"
+                                  HorizontalExpand="True"
+                                  StyleClasses="OpenRight" />
+                        <Button Name="SendButton"
+                                MinSize="32 32"
+                                Disabled="True"
+                                StyleClasses="OpenLeft"
+                                Margin="4 0 0 0">
+                            <TextureRect StyleClasses="ButtonSquare"
+                                         TexturePath="/Textures/Interface/Nano/triangle_right.png"
+                                         Stretch="KeepAspectCentered" />
+                        </Button>
+                    </BoxContainer>
+                </BoxContainer>
+            </PanelContainer>
+        </BoxContainer>
+    </BoxContainer>
+</cartridges:NanoChatUiFragment>
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUiFragment.xaml.cs b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUiFragment.xaml.cs
new file mode 100644
index 00000000000..3b2342e974d
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NanoChatUiFragment.xaml.cs
@@ -0,0 +1,289 @@
+using System.Linq;
+using System.Numerics;
+using Content.Client.DeltaV.NanoChat;
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+using Content.Shared.DeltaV.NanoChat;
+using Content.Shared.PDA;
+using Robust.Client.AutoGenerated;
+using Robust.Client.GameObjects;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.XAML;
+using Robust.Client.UserInterface;
+using Robust.Shared.Timing;
+
+namespace Content.Client.DeltaV.CartridgeLoader.Cartridges;
+
+[GenerateTypedNameReferences]
+public sealed partial class NanoChatUiFragment : BoxContainer
+{
+    [Dependency] private readonly IGameTiming _timing = default!;
+
+    private const int MaxMessageLength = 256;
+
+    private readonly NewChatPopup _newChatPopup;
+    private readonly EditChatPopup _editChatPopup;
+    private uint? _currentChat;
+    private uint? _pendingChat;
+    private uint _ownNumber;
+    private bool _notificationsMuted;
+    private Dictionary<uint, NanoChatRecipient> _recipients = new();
+    private Dictionary<uint, List<NanoChatMessage>> _messages = new();
+
+    public event Action<NanoChatUiMessageType, uint?, string?, string?>? ActionSendUiMessage;
+
+    public NanoChatUiFragment()
+    {
+        IoCManager.InjectDependencies(this);
+        RobustXamlLoader.Load(this);
+
+        _newChatPopup = new();
+        _editChatPopup = new();
+        SetupEventHandlers();
+    }
+
+    private void SetupEventHandlers()
+    {
+        _newChatPopup.OnChatCreated += (number, name, job) =>
+        {
+            ActionSendUiMessage?.Invoke(NanoChatUiMessageType.NewChat, number, name, job);
+        };
+
+        _editChatPopup.OnContactEdited += (number, name, job) =>
+        {
+            DeleteCurrentChat();
+            ActionSendUiMessage?.Invoke(NanoChatUiMessageType.NewChat, number, name, job);
+        };
+
+        NewChatButton.OnPressed += _ =>
+        {
+            _newChatPopup.ClearInputs();
+            _newChatPopup.OpenCentered();
+        };
+
+        MuteButton.OnPressed += _ =>
+        {
+            _notificationsMuted = !_notificationsMuted;
+            UpdateMuteButton();
+            ActionSendUiMessage?.Invoke(NanoChatUiMessageType.ToggleMute, null, null, null);
+        };
+
+        MessageInput.OnTextChanged += args =>
+        {
+            var length = args.Text.Length;
+            var isValid = !string.IsNullOrWhiteSpace(args.Text) &&
+                          length <= MaxMessageLength &&
+                          (_currentChat != null || _pendingChat != null);
+
+            SendButton.Disabled = !isValid;
+
+            // Show character count when over limit
+            CharacterCount.Visible = length > MaxMessageLength;
+            if (length > MaxMessageLength)
+            {
+                CharacterCount.Text = Loc.GetString("nano-chat-message-too-long",
+                    ("current", length),
+                    ("max", MaxMessageLength));
+                CharacterCount.StyleClasses.Add("LabelDanger");
+            }
+        };
+
+        MessageInput.OnTextEntered += _ => SendMessage();
+        SendButton.OnPressed += _ => SendMessage();
+        EditChatButton.OnPressed += _ => BeginEditChat();
+        DeleteChatButton.OnPressed += _ => DeleteCurrentChat();
+    }
+
+    private void SendMessage()
+    {
+        var activeChat = _pendingChat ?? _currentChat;
+        if (activeChat == null || string.IsNullOrWhiteSpace(MessageInput.Text))
+            return;
+
+        var messageContent = MessageInput.Text;
+
+        // Add predicted message
+        var predictedMessage = new NanoChatMessage(
+            _timing.CurTime,
+            messageContent,
+            _ownNumber
+        );
+
+        if (!_messages.TryGetValue(activeChat.Value, out var value))
+        {
+            value = new();
+            _messages[activeChat.Value] = value;
+        }
+
+        value.Add(predictedMessage);
+
+        // Update UI with predicted message
+        UpdateMessages(_messages);
+
+        // Send message event
+        ActionSendUiMessage?.Invoke(NanoChatUiMessageType.SendMessage, activeChat, messageContent, null);
+
+        // Clear input
+        MessageInput.Text = string.Empty;
+        SendButton.Disabled = true;
+    }
+
+    private void SelectChat(uint number)
+    {
+        // Don't reselect the same chat
+        if (_currentChat == number && _pendingChat == null)
+            return;
+
+        _pendingChat = number;
+
+        // Predict marking messages as read
+        if (_recipients.TryGetValue(number, out var recipient))
+        {
+            recipient.HasUnread = false;
+            _recipients[number] = recipient;
+            UpdateChatList(_recipients);
+        }
+
+        ActionSendUiMessage?.Invoke(NanoChatUiMessageType.SelectChat, number, null, null);
+        UpdateCurrentChat();
+    }
+
+    private void DeleteCurrentChat()
+    {
+        var activeChat = _pendingChat ?? _currentChat;
+        if (activeChat == null)
+            return;
+
+        ActionSendUiMessage?.Invoke(NanoChatUiMessageType.DeleteChat, activeChat, null, null);
+    }
+
+    private void BeginEditChat()
+    {
+        if (_currentChat == null)
+            return;
+
+        var recipient = _recipients[_currentChat ?? 0];
+
+        _editChatPopup.ClearInputs();
+        _editChatPopup.SetNumberInput(recipient.Number.ToString());
+        _editChatPopup.SetNameInput(recipient.Name);
+        _editChatPopup.SetJobInput(recipient.JobTitle ?? string.Empty);
+        _editChatPopup.OpenCentered();
+    }
+
+    private void UpdateChatList(Dictionary<uint, NanoChatRecipient> recipients)
+    {
+        ChatList.RemoveAllChildren();
+        _recipients = recipients;
+
+        NoChatsLabel.Visible = recipients.Count == 0;
+        if (NoChatsLabel.Parent != ChatList)
+        {
+            NoChatsLabel.Parent?.RemoveChild(NoChatsLabel);
+            ChatList.AddChild(NoChatsLabel);
+        }
+
+        foreach (var (number, recipient) in recipients.OrderBy(r => r.Value.Name))
+        {
+            // For pending chat selection, always show it as selected even if unconfirmed
+            var entry = new NanoChatEntry();
+            var isSelected = (_pendingChat == number) || (_pendingChat == null && _currentChat == number);
+
+            entry.SetRecipient(recipient, number, isSelected);
+            entry.OnPressed += SelectChat;
+
+            ChatList.AddChild(entry);
+        }
+    }
+
+    private void UpdateCurrentChat()
+    {
+        var activeChat = _pendingChat ?? _currentChat;
+        var hasActiveChat = activeChat != null;
+
+        // Update UI state
+        MessagesScroll.Visible = hasActiveChat;
+        CurrentChatName.Visible = !hasActiveChat;
+        MessageInputContainer.Visible = hasActiveChat;
+        DeleteChatButton.Visible = hasActiveChat;
+        EditChatButton.Visible = hasActiveChat;
+        DeleteChatButton.Disabled = !hasActiveChat;
+
+        if (activeChat != null && _recipients.TryGetValue(activeChat.Value, out var recipient))
+        {
+            CurrentChatName.Text = recipient.Name + (string.IsNullOrEmpty(recipient.JobTitle) ? "" : $" ({recipient.JobTitle})");
+        }
+        else
+        {
+            CurrentChatName.Text = Loc.GetString("nano-chat-select-chat");
+        }
+
+        // Scroll to bottom after messages are added
+        if (MessageList.Parent is ScrollContainer scroll)
+            scroll.SetScrollValue(new Vector2(0, float.MaxValue));
+    }
+
+    private void UpdateMessages(Dictionary<uint, List<NanoChatMessage>> messages)
+    {
+        _messages = messages;
+        MessageList.RemoveAllChildren();
+
+        var activeChat = _pendingChat ?? _currentChat;
+        if (activeChat == null || !messages.TryGetValue(activeChat.Value, out var chatMessages))
+            return;
+
+        foreach (var message in chatMessages)
+        {
+            var messageBubble = new NanoChatMessageBubble();
+            messageBubble.SetMessage(message, message.SenderId == _ownNumber);
+            MessageList.AddChild(messageBubble);
+
+            // Add spacing between messages
+            MessageList.AddChild(new Control { MinSize = new Vector2(0, 4) });
+        }
+
+        MessageList.InvalidateMeasure();
+        MessagesScroll.InvalidateMeasure();
+
+        // Scroll to bottom after messages are added
+        if (MessageList.Parent is ScrollContainer scroll)
+            scroll.SetScrollValue(new Vector2(0, float.MaxValue));
+    }
+
+    private void UpdateMuteButton()
+    {
+        if (BellMutedIcon != null)
+            BellMutedIcon.Visible = _notificationsMuted;
+    }
+
+    public void UpdateState(NanoChatUiState state)
+    {
+        _ownNumber = state.OwnNumber;
+        _notificationsMuted = state.NotificationsMuted;
+        OwnNumberLabel.Text = $"#{state.OwnNumber:D4}";
+        UpdateMuteButton();
+
+        // Update new chat button state based on recipient limit
+        var atLimit = state.Recipients.Count >= state.MaxRecipients;
+        NewChatButton.Disabled = atLimit;
+        NewChatButton.ToolTip = atLimit
+            ? Loc.GetString("nano-chat-max-recipients")
+            : Loc.GetString("nano-chat-new-chat");
+
+        // First handle pending chat resolution if we have one
+        if (_pendingChat != null)
+        {
+            if (_pendingChat == state.CurrentChat)
+                _currentChat = _pendingChat; // Server confirmed our selection
+
+            _pendingChat = null; // Clear pending either way
+        }
+
+        // No pending chat or it was just cleared, update current directly
+        if (_pendingChat == null)
+            _currentChat = state.CurrentChat;
+
+        UpdateCurrentChat();
+        UpdateChatList(state.Recipients);
+        UpdateMessages(state.Messages);
+    }
+}
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NewChatPopup.xaml b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NewChatPopup.xaml
new file mode 100644
index 00000000000..20095c4fce9
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NewChatPopup.xaml
@@ -0,0 +1,52 @@
+<DefaultWindow xmlns="https://spacestation14.io"
+               Title="{Loc nano-chat-new-title}"
+               MinSize="300 200">
+    <PanelContainer StyleClasses="AngleRect">
+        <BoxContainer Orientation="Vertical" Margin="4">
+            <!-- Number input -->
+            <BoxContainer Orientation="Vertical" Margin="0 4">
+                <Label Text="{Loc nano-chat-number-label}"
+                       StyleClasses="LabelHeading" />
+                <PanelContainer StyleClasses="ButtonSquare">
+                    <LineEdit Name="NumberInput"
+                              PlaceHolder="{Loc nano-chat-number-placeholder}" />
+                </PanelContainer>
+            </BoxContainer>
+
+            <!-- Name input -->
+            <BoxContainer Orientation="Vertical" Margin="0 4">
+                <Label Text="{Loc nano-chat-name-label}"
+                       StyleClasses="LabelHeading" />
+                <PanelContainer StyleClasses="ButtonSquare">
+                    <LineEdit Name="NameInput"
+                              PlaceHolder="{Loc nano-chat-name-placeholder}" />
+                </PanelContainer>
+            </BoxContainer>
+
+            <!-- Job input (optional) -->
+            <BoxContainer Orientation="Vertical" Margin="0 4">
+                <Label Text="{Loc nano-chat-job-label}"
+                       StyleClasses="LabelHeading" />
+                <PanelContainer StyleClasses="ButtonSquare">
+                    <LineEdit Name="JobInput"
+                              PlaceHolder="{Loc nano-chat-job-placeholder}" />
+                </PanelContainer>
+            </BoxContainer>
+
+            <!-- Action buttons -->
+            <BoxContainer Orientation="Horizontal"
+                          HorizontalAlignment="Right"
+                          Margin="0 8 0 0">
+                <Button Name="CancelButton"
+                        Text="{Loc nano-chat-cancel}"
+                        StyleClasses="OpenRight"
+                        MinSize="80 0" />
+                <Button Name="CreateButton"
+                        Text="{Loc nano-chat-create}"
+                        StyleClasses="OpenLeft"
+                        MinSize="80 0"
+                        Disabled="True" />
+            </BoxContainer>
+        </BoxContainer>
+    </PanelContainer>
+</DefaultWindow>
diff --git a/Content.Client/DeltaV/CartridgeLoader/Cartridges/NewChatPopup.xaml.cs b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NewChatPopup.xaml.cs
new file mode 100644
index 00000000000..8e47e1ee5d4
--- /dev/null
+++ b/Content.Client/DeltaV/CartridgeLoader/Cartridges/NewChatPopup.xaml.cs
@@ -0,0 +1,87 @@
+using System.Linq;
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.CustomControls;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.DeltaV.CartridgeLoader.Cartridges;
+
+[GenerateTypedNameReferences]
+public sealed partial class NewChatPopup : DefaultWindow
+{
+    private const int MaxInputLength = 16;
+    private const int MaxNumberLength = 4; // i hardcoded it to be 4 so suffer
+
+    public event Action<uint, string, string?>? OnChatCreated;
+
+    public NewChatPopup()
+    {
+        RobustXamlLoader.Load(this);
+
+        // margins trolling
+        ContentsContainer.Margin = new Thickness(3);
+
+        // Button handlers
+        CancelButton.OnPressed += _ => Close();
+        CreateButton.OnPressed += _ => CreateChat();
+
+        // Input validation
+        NumberInput.OnTextChanged += _ => ValidateInputs();
+        NameInput.OnTextChanged += _ => ValidateInputs();
+
+        // Input validation
+        NumberInput.OnTextChanged += args =>
+        {
+            if (args.Text.Length > MaxNumberLength)
+                NumberInput.Text = args.Text[..MaxNumberLength];
+
+            // Filter to digits only
+            var newText = string.Concat(NumberInput.Text.Where(char.IsDigit));
+            if (newText != NumberInput.Text)
+                NumberInput.Text = newText;
+
+            ValidateInputs();
+        };
+
+        NameInput.OnTextChanged += args =>
+        {
+            if (args.Text.Length > MaxInputLength)
+                NameInput.Text = args.Text[..MaxInputLength];
+            ValidateInputs();
+        };
+
+        JobInput.OnTextChanged += args =>
+        {
+            if (args.Text.Length > MaxInputLength)
+                JobInput.Text = args.Text[..MaxInputLength];
+        };
+    }
+
+    private void ValidateInputs()
+    {
+        var isValid = !string.IsNullOrWhiteSpace(NumberInput.Text) &&
+                      !string.IsNullOrWhiteSpace(NameInput.Text) &&
+                      uint.TryParse(NumberInput.Text, out _);
+
+        CreateButton.Disabled = !isValid;
+    }
+
+    private void CreateChat()
+    {
+        if (!uint.TryParse(NumberInput.Text, out var number))
+            return;
+
+        var name = NameInput.Text.Trim();
+        var job = string.IsNullOrWhiteSpace(JobInput.Text) ? null : JobInput.Text.Trim();
+
+        OnChatCreated?.Invoke(number, name, job);
+        Close();
+    }
+
+    public void ClearInputs()
+    {
+        NumberInput.Text = string.Empty;
+        NameInput.Text = string.Empty;
+        JobInput.Text = string.Empty;
+        ValidateInputs();
+    }
+}
diff --git a/Content.Client/DeltaV/NanoChat/NanoChatSystem.cs b/Content.Client/DeltaV/NanoChat/NanoChatSystem.cs
new file mode 100644
index 00000000000..242deb05b72
--- /dev/null
+++ b/Content.Client/DeltaV/NanoChat/NanoChatSystem.cs
@@ -0,0 +1,5 @@
+using Content.Shared.DeltaV.NanoChat;
+
+namespace Content.Client.DeltaV.NanoChat;
+
+public sealed class NanoChatSystem : SharedNanoChatSystem;
diff --git a/Content.Server/Access/Systems/AgentIDCardSystem.cs b/Content.Server/Access/Systems/AgentIDCardSystem.cs
index d5e9dc357dd..e10f31decf6 100644
--- a/Content.Server/Access/Systems/AgentIDCardSystem.cs
+++ b/Content.Server/Access/Systems/AgentIDCardSystem.cs
@@ -9,6 +9,7 @@
 using Robust.Shared.Prototypes;
 using Content.Shared.Roles;
 using System.Diagnostics.CodeAnalysis;
+using Content.Shared.DeltaV.NanoChat; // DeltaV
 
 namespace Content.Server.Access.Systems
 {
@@ -18,6 +19,7 @@ public sealed class AgentIDCardSystem : SharedAgentIdCardSystem
         [Dependency] private readonly IdCardSystem _cardSystem = default!;
         [Dependency] private readonly UserInterfaceSystem _uiSystem = default!;
         [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
+        [Dependency] private readonly SharedNanoChatSystem _nanoChat = default!; // DeltaV
 
         public override void Initialize()
         {
@@ -28,6 +30,17 @@ public override void Initialize()
             SubscribeLocalEvent<AgentIDCardComponent, AgentIDCardNameChangedMessage>(OnNameChanged);
             SubscribeLocalEvent<AgentIDCardComponent, AgentIDCardJobChangedMessage>(OnJobChanged);
             SubscribeLocalEvent<AgentIDCardComponent, AgentIDCardJobIconChangedMessage>(OnJobIconChanged);
+            SubscribeLocalEvent<AgentIDCardComponent, AgentIDCardNumberChangedMessage>(OnNumberChanged); // DeltaV
+        }
+
+        // DeltaV - Add number change handler
+        private void OnNumberChanged(Entity<AgentIDCardComponent> ent, ref AgentIDCardNumberChangedMessage args)
+        {
+            if (!TryComp<NanoChatCardComponent>(ent, out var comp))
+                return;
+
+            _nanoChat.SetNumber((ent, comp), args.Number);
+            Dirty(ent, comp);
         }
 
         private void OnAfterInteract(EntityUid uid, AgentIDCardComponent component, AfterInteractEvent args)
@@ -42,6 +55,34 @@ private void OnAfterInteract(EntityUid uid, AgentIDCardComponent component, Afte
             access.Tags.UnionWith(targetAccess.Tags);
             var addedLength = access.Tags.Count - beforeLength;
 
+            // DeltaV - Copy NanoChat data if available
+            if (TryComp<NanoChatCardComponent>(args.Target, out var targetNanoChat) &&
+                TryComp<NanoChatCardComponent>(uid, out var agentNanoChat))
+            {
+                // First clear existing data
+                _nanoChat.Clear((uid, agentNanoChat));
+
+                // Copy the number
+                if (_nanoChat.GetNumber((args.Target.Value, targetNanoChat)) is { } number)
+                    _nanoChat.SetNumber((uid, agentNanoChat), number);
+
+                // Copy all recipients and their messages
+                foreach (var (recipientNumber, recipient) in _nanoChat.GetRecipients((args.Target.Value, targetNanoChat)))
+                {
+                    _nanoChat.SetRecipient((uid, agentNanoChat), recipientNumber, recipient);
+
+                    if (_nanoChat.GetMessagesForRecipient((args.Target.Value, targetNanoChat), recipientNumber) is not
+                        { } messages)
+                        continue;
+
+                    foreach (var message in messages)
+                    {
+                        _nanoChat.AddMessage((uid, agentNanoChat), recipientNumber, message);
+                    }
+                }
+            }
+            // End DeltaV
+
             if (addedLength == 0)
             {
                 _popupSystem.PopupEntity(Loc.GetString("agent-id-no-new", ("card", args.Target)), args.Target.Value, args.User);
@@ -67,7 +108,17 @@ private void AfterUIOpen(EntityUid uid, AgentIDCardComponent component, AfterAct
             if (!TryComp<IdCardComponent>(uid, out var idCard))
                 return;
 
-            var state = new AgentIDCardBoundUserInterfaceState(idCard.FullName ?? "", idCard.JobTitle ?? "", idCard.JobIcon ?? "", component.Icons);
+            // DeltaV - Get current number if it exists
+            uint? currentNumber = null;
+            if (TryComp<NanoChatCardComponent>(uid, out var comp))
+                currentNumber = comp.Number;
+
+            var state = new AgentIDCardBoundUserInterfaceState(
+                idCard.FullName ?? "",
+                idCard.LocalizedJobTitle ?? "",
+                idCard.JobIcon,
+                currentNumber); // DeltaV - Pass current number
+
             _uiSystem.SetUiState(uid, AgentIDCardUiKey.Key, state);
         }
 
@@ -90,14 +141,10 @@ private void OnNameChanged(EntityUid uid, AgentIDCardComponent comp, AgentIDCard
         private void OnJobIconChanged(EntityUid uid, AgentIDCardComponent comp, AgentIDCardJobIconChangedMessage args)
         {
             if (!TryComp<IdCardComponent>(uid, out var idCard))
-            {
                 return;
-            }
 
-            if (!_prototypeManager.TryIndex<StatusIconPrototype>(args.JobIconId, out var jobIcon))
-            {
+            if (!_prototypeManager.TryIndex(args.JobIconId, out var jobIcon))
                 return;
-            }
 
             _cardSystem.TryChangeJobIcon(uid, jobIcon, idCard);
 
@@ -105,11 +152,11 @@ private void OnJobIconChanged(EntityUid uid, AgentIDCardComponent comp, AgentIDC
                 _cardSystem.TryChangeJobDepartment(uid, job, idCard);
         }
 
-        private bool TryFindJobProtoFromIcon(StatusIconPrototype jobIcon, [NotNullWhen(true)] out JobPrototype? job)
+        private bool TryFindJobProtoFromIcon(JobIconPrototype jobIcon, [NotNullWhen(true)] out JobPrototype? job)
         {
             foreach (var jobPrototype in _prototypeManager.EnumeratePrototypes<JobPrototype>())
             {
-                if(jobPrototype.Icon == jobIcon.ID)
+                if (jobPrototype.Icon == jobIcon.ID)
                 {
                     job = jobPrototype;
                     return true;
diff --git a/Content.Server/CartridgeLoader/Cartridges/LogProbeCartridgeComponent.cs b/Content.Server/CartridgeLoader/Cartridges/LogProbeCartridgeComponent.cs
index cfa92dd67f7..048fa777fc9 100644
--- a/Content.Server/CartridgeLoader/Cartridges/LogProbeCartridgeComponent.cs
+++ b/Content.Server/CartridgeLoader/Cartridges/LogProbeCartridgeComponent.cs
@@ -1,4 +1,5 @@
 using Content.Shared.CartridgeLoader.Cartridges;
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges; // DeltaV
 using Robust.Shared.Audio;
 
 namespace Content.Server.CartridgeLoader.Cartridges;
@@ -18,4 +19,10 @@ public sealed partial class LogProbeCartridgeComponent : Component
     /// </summary>
     [DataField, ViewVariables(VVAccess.ReadWrite)]
     public SoundSpecifier SoundScan = new SoundPathSpecifier("/Audio/Machines/scan_finish.ogg");
+
+    /// <summary>
+    /// DeltaV: The last scanned NanoChat data, if any
+    /// </summary>
+    [DataField]
+    public NanoChatData? ScannedNanoChatData;
 }
diff --git a/Content.Server/CartridgeLoader/Cartridges/LogProbeCartridgeSystem.cs b/Content.Server/CartridgeLoader/Cartridges/LogProbeCartridgeSystem.cs
index f5ccea95900..725901620d0 100644
--- a/Content.Server/CartridgeLoader/Cartridges/LogProbeCartridgeSystem.cs
+++ b/Content.Server/CartridgeLoader/Cartridges/LogProbeCartridgeSystem.cs
@@ -2,13 +2,14 @@
 using Content.Shared.Audio;
 using Content.Shared.CartridgeLoader;
 using Content.Shared.CartridgeLoader.Cartridges;
+using Content.Shared.DeltaV.NanoChat; // DeltaV
 using Content.Shared.Popups;
 using Robust.Shared.Audio.Systems;
 using Robust.Shared.Random;
 
 namespace Content.Server.CartridgeLoader.Cartridges;
 
-public sealed class LogProbeCartridgeSystem : EntitySystem
+public sealed partial class LogProbeCartridgeSystem : EntitySystem // DeltaV - Made partial
 {
     [Dependency] private readonly IRobustRandom _random = default!;
     [Dependency] private readonly CartridgeLoaderSystem? _cartridgeLoaderSystem = default!;
@@ -18,6 +19,7 @@ public sealed class LogProbeCartridgeSystem : EntitySystem
     public override void Initialize()
     {
         base.Initialize();
+        InitializeNanoChat(); // DeltaV
         SubscribeLocalEvent<LogProbeCartridgeComponent, CartridgeUiReadyEvent>(OnUiReady);
         SubscribeLocalEvent<LogProbeCartridgeComponent, CartridgeAfterInteractEvent>(AfterInteract);
     }
@@ -33,6 +35,15 @@ private void AfterInteract(Entity<LogProbeCartridgeComponent> ent, ref Cartridge
         if (args.InteractEvent.Handled || !args.InteractEvent.CanReach || args.InteractEvent.Target is not { } target)
             return;
 
+        // DeltaV begin - Add NanoChat card scanning
+        if (TryComp<NanoChatCardComponent>(target, out var nanoChatCard))
+        {
+            ScanNanoChatCard(ent, args, target, nanoChatCard);
+            args.InteractEvent.Handled = true;
+            return;
+        }
+        // DeltaV end
+
         if (!TryComp(target, out AccessReaderComponent? accessReaderComponent))
             return;
 
@@ -41,6 +52,7 @@ private void AfterInteract(Entity<LogProbeCartridgeComponent> ent, ref Cartridge
         _popupSystem.PopupCursor(Loc.GetString("log-probe-scan", ("device", target)), args.InteractEvent.User);
 
         ent.Comp.PulledAccessLogs.Clear();
+        ent.Comp.ScannedNanoChatData = null; // DeltaV - Clear any previous NanoChat data
 
         foreach (var accessRecord in accessReaderComponent.AccessLog)
         {
@@ -65,7 +77,7 @@ private void OnUiReady(Entity<LogProbeCartridgeComponent> ent, ref CartridgeUiRe
 
     private void UpdateUiState(Entity<LogProbeCartridgeComponent> ent, EntityUid loaderUid)
     {
-        var state = new LogProbeUiState(ent.Comp.PulledAccessLogs);
+        var state = new LogProbeUiState(ent.Comp.PulledAccessLogs, ent.Comp.ScannedNanoChatData); // DeltaV - NanoChat support
         _cartridgeLoaderSystem?.UpdateCartridgeUiState(loaderUid, state);
     }
 }
diff --git a/Content.Server/DeltaV/CartridgeLoader/Cartridges/LogProbeCartridgeSystem.NanoChat.cs b/Content.Server/DeltaV/CartridgeLoader/Cartridges/LogProbeCartridgeSystem.NanoChat.cs
new file mode 100644
index 00000000000..89a2bd21eb3
--- /dev/null
+++ b/Content.Server/DeltaV/CartridgeLoader/Cartridges/LogProbeCartridgeSystem.NanoChat.cs
@@ -0,0 +1,82 @@
+using Content.Shared.Audio;
+using Content.Shared.CartridgeLoader;
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+using Content.Shared.DeltaV.NanoChat;
+
+namespace Content.Server.CartridgeLoader.Cartridges;
+
+public sealed partial class LogProbeCartridgeSystem
+{
+    private void InitializeNanoChat()
+    {
+        SubscribeLocalEvent<NanoChatRecipientUpdatedEvent>(OnRecipientUpdated);
+        SubscribeLocalEvent<NanoChatMessageReceivedEvent>(OnMessageReceived);
+    }
+
+    private void OnRecipientUpdated(ref NanoChatRecipientUpdatedEvent args)
+    {
+        var query = EntityQueryEnumerator<LogProbeCartridgeComponent, CartridgeComponent>();
+        while (query.MoveNext(out var uid, out var probe, out var cartridge))
+        {
+            if (probe.ScannedNanoChatData == null || GetEntity(probe.ScannedNanoChatData.Value.Card) != args.CardUid)
+                continue;
+
+            if (!TryComp<NanoChatCardComponent>(args.CardUid, out var card))
+                continue;
+
+            probe.ScannedNanoChatData = new NanoChatData(
+                new Dictionary<uint, NanoChatRecipient>(card.Recipients),
+                probe.ScannedNanoChatData.Value.Messages,
+                card.Number,
+                GetNetEntity(args.CardUid));
+
+            if (cartridge.LoaderUid != null)
+                UpdateUiState((uid, probe), cartridge.LoaderUid.Value);
+        }
+    }
+
+    private void OnMessageReceived(ref NanoChatMessageReceivedEvent args)
+    {
+        var query = EntityQueryEnumerator<LogProbeCartridgeComponent, CartridgeComponent>();
+        while (query.MoveNext(out var uid, out var probe, out var cartridge))
+        {
+            if (probe.ScannedNanoChatData == null || GetEntity(probe.ScannedNanoChatData.Value.Card) != args.CardUid)
+                continue;
+
+            if (!TryComp<NanoChatCardComponent>(args.CardUid, out var card))
+                continue;
+
+            probe.ScannedNanoChatData = new NanoChatData(
+                probe.ScannedNanoChatData.Value.Recipients,
+                new Dictionary<uint, List<NanoChatMessage>>(card.Messages),
+                card.Number,
+                GetNetEntity(args.CardUid));
+
+            if (cartridge.LoaderUid != null)
+                UpdateUiState((uid, probe), cartridge.LoaderUid.Value);
+        }
+    }
+
+    private void ScanNanoChatCard(Entity<LogProbeCartridgeComponent> ent,
+        CartridgeAfterInteractEvent args,
+        EntityUid target,
+        NanoChatCardComponent card)
+    {
+        _audioSystem.PlayEntity(ent.Comp.SoundScan,
+            args.InteractEvent.User,
+            target,
+            AudioHelpers.WithVariation(0.25f, _random));
+        _popupSystem.PopupCursor(Loc.GetString("log-probe-scan-nanochat", ("card", target)), args.InteractEvent.User);
+
+        ent.Comp.PulledAccessLogs.Clear();
+
+        ent.Comp.ScannedNanoChatData = new NanoChatData(
+            new Dictionary<uint, NanoChatRecipient>(card.Recipients),
+            new Dictionary<uint, List<NanoChatMessage>>(card.Messages),
+            card.Number,
+            GetNetEntity(target)
+        );
+
+        UpdateUiState(ent, args.Loader);
+    }
+}
diff --git a/Content.Server/DeltaV/CartridgeLoader/Cartridges/NanoChatCartridgeComponent.cs b/Content.Server/DeltaV/CartridgeLoader/Cartridges/NanoChatCartridgeComponent.cs
new file mode 100644
index 00000000000..2b95462a663
--- /dev/null
+++ b/Content.Server/DeltaV/CartridgeLoader/Cartridges/NanoChatCartridgeComponent.cs
@@ -0,0 +1,26 @@
+using Content.Shared.Radio;
+using Robust.Shared.Prototypes;
+
+namespace Content.Server.DeltaV.CartridgeLoader.Cartridges;
+
+[RegisterComponent, Access(typeof(NanoChatCartridgeSystem))]
+public sealed partial class NanoChatCartridgeComponent : Component
+{
+    /// <summary>
+    ///     Station entity to keep track of.
+    /// </summary>
+    [DataField]
+    public EntityUid? Station;
+
+    /// <summary>
+    ///     The NanoChat card to keep track of.
+    /// </summary>
+    [DataField]
+    public EntityUid? Card;
+
+    /// <summary>
+    ///     The <see cref="RadioChannelPrototype" /> required to send or receive messages.
+    /// </summary>
+    [DataField]
+    public ProtoId<RadioChannelPrototype> RadioChannel = "Common";
+}
diff --git a/Content.Server/DeltaV/CartridgeLoader/Cartridges/NanoChatCartridgeSystem.cs b/Content.Server/DeltaV/CartridgeLoader/Cartridges/NanoChatCartridgeSystem.cs
new file mode 100644
index 00000000000..e9e01041f15
--- /dev/null
+++ b/Content.Server/DeltaV/CartridgeLoader/Cartridges/NanoChatCartridgeSystem.cs
@@ -0,0 +1,541 @@
+using System.Linq;
+using Content.Server.Administration.Logs;
+using Content.Server.CartridgeLoader;
+using Content.Server.Power.Components;
+using Content.Server.Radio;
+using Content.Server.Radio.Components;
+using Content.Server.Station.Systems;
+using Content.Shared.Access.Components;
+using Content.Shared.CartridgeLoader;
+using Content.Shared.Database;
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+using Content.Shared.DeltaV.NanoChat;
+using Content.Shared.PDA;
+using Content.Shared.Radio.Components;
+using Robust.Server.GameObjects;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Timing;
+
+namespace Content.Server.DeltaV.CartridgeLoader.Cartridges;
+
+public sealed class NanoChatCartridgeSystem : EntitySystem
+{
+    [Dependency] private readonly CartridgeLoaderSystem _cartridge = default!;
+    [Dependency] private readonly IAdminLogManager _adminLogger = default!;
+    [Dependency] private readonly IGameTiming _timing = default!;
+    [Dependency] private readonly IPrototypeManager _prototype = default!;
+    [Dependency] private readonly SharedNanoChatSystem _nanoChat = default!;
+    [Dependency] private readonly StationSystem _station = default!;
+    [Dependency] private readonly UserInterfaceSystem _ui = default!;
+
+    // Messages in notifications get cut off after this point
+    // no point in storing it on the comp
+    private const int NotificationMaxLength = 64;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<NanoChatCartridgeComponent, CartridgeUiReadyEvent>(OnUiReady);
+        SubscribeLocalEvent<NanoChatCartridgeComponent, CartridgeMessageEvent>(OnMessage);
+
+        Subs.BuiEvents<PdaComponent>(PdaUiKey.Key, subs =>
+        {
+            subs.Event<BoundUIClosedEvent>(OnPdaClosed);
+        });
+    }
+
+    // Reset current chat when PDA closes.
+    private void OnPdaClosed(EntityUid uid, PdaComponent component, BoundUIClosedEvent args)
+    {
+        var exists = GetCardEntity(uid, out var cardEntity);
+
+        if (!exists)
+            return;
+
+        _nanoChat.SetCurrentChat(
+            (cardEntity.Owner, (NanoChatCardComponent?) cardEntity.Comp),
+            null
+        );
+    }
+
+    public override void Update(float frameTime)
+    {
+        base.Update(frameTime);
+
+        // Update card references for any cartridges that need it
+        var query = EntityQueryEnumerator<NanoChatCartridgeComponent, CartridgeComponent>();
+        while (query.MoveNext(out var uid, out var nanoChat, out var cartridge))
+        {
+            if (cartridge.LoaderUid == null)
+                continue;
+
+            // Check if we need to update our card reference
+            if (!TryComp<PdaComponent>(cartridge.LoaderUid, out var pda))
+                continue;
+
+            var newCard = pda.ContainedId;
+            var currentCard = nanoChat.Card;
+
+            // If the cards match, nothing to do
+            if (newCard == currentCard)
+                continue;
+
+            // Update card reference
+            nanoChat.Card = newCard;
+
+            // Update UI state since card reference changed
+            UpdateUI((uid, nanoChat), cartridge.LoaderUid.Value);
+        }
+    }
+
+    /// <summary>
+    ///     Handles incoming UI messages from the NanoChat cartridge.
+    /// </summary>
+    private void OnMessage(Entity<NanoChatCartridgeComponent> ent, ref CartridgeMessageEvent args)
+    {
+        if (args is not NanoChatUiMessageEvent msg)
+            return;
+
+        if (!GetCardEntity(GetEntity(args.LoaderUid), out var card))
+            return;
+
+        switch (msg.Type)
+        {
+            case NanoChatUiMessageType.NewChat:
+                HandleNewChat(card, msg);
+                break;
+            case NanoChatUiMessageType.SelectChat:
+                HandleSelectChat(card, msg);
+                break;
+            case NanoChatUiMessageType.CloseChat:
+                HandleCloseChat(card);
+                break;
+            case NanoChatUiMessageType.ToggleMute:
+                HandleToggleMute(card);
+                break;
+            case NanoChatUiMessageType.DeleteChat:
+                HandleDeleteChat(card, msg);
+                break;
+            case NanoChatUiMessageType.SendMessage:
+                HandleSendMessage(ent, card, msg);
+                break;
+        }
+
+        UpdateUI(ent, GetEntity(args.LoaderUid));
+    }
+
+    /// <summary>
+    ///     Gets the ID card entity associated with a PDA.
+    /// </summary>
+    /// <param name="loaderUid">The PDA entity ID</param>
+    /// <param name="card">Output parameter containing the found card entity and component</param>
+    /// <returns>True if a valid NanoChat card was found</returns>
+    private bool GetCardEntity(
+        EntityUid loaderUid,
+        out Entity<NanoChatCardComponent> card)
+    {
+        card = default;
+
+        // Get the PDA and check if it has an ID card
+        if (!TryComp<PdaComponent>(loaderUid, out var pda) ||
+            pda.ContainedId == null ||
+            !TryComp<NanoChatCardComponent>(pda.ContainedId, out var idCard))
+            return false;
+
+        card = (pda.ContainedId.Value, idCard);
+        return true;
+    }
+
+    /// <summary>
+    ///     Handles creation of a new chat conversation.
+    /// </summary>
+    private void HandleNewChat(Entity<NanoChatCardComponent> card, NanoChatUiMessageEvent msg)
+    {
+        if (msg.RecipientNumber == null || msg.Content == null || msg.RecipientNumber == card.Comp.Number)
+            return;
+
+        // Add new recipient
+        var recipient = new NanoChatRecipient(msg.RecipientNumber.Value,
+            msg.Content,
+            msg.RecipientJob);
+
+        // Initialize or update recipient
+        _nanoChat.SetRecipient((card, card.Comp), msg.RecipientNumber.Value, recipient);
+
+        _adminLogger.Add(LogType.Action,
+            LogImpact.Low,
+            $"{ToPrettyString(msg.Actor):user} created new NanoChat conversation with #{msg.RecipientNumber:D4} ({msg.Content})");
+
+        var recipientEv = new NanoChatRecipientUpdatedEvent(card);
+        RaiseLocalEvent(ref recipientEv);
+        UpdateUIForCard(card);
+    }
+
+    /// <summary>
+    ///     Handles selecting a chat conversation.
+    /// </summary>
+    private void HandleSelectChat(Entity<NanoChatCardComponent> card, NanoChatUiMessageEvent msg)
+    {
+        if (msg.RecipientNumber == null)
+            return;
+
+        _nanoChat.SetCurrentChat((card, card.Comp), msg.RecipientNumber);
+
+        // Clear unread flag when selecting chat
+        if (_nanoChat.GetRecipient((card, card.Comp), msg.RecipientNumber.Value) is { } recipient)
+        {
+            _nanoChat.SetRecipient((card, card.Comp),
+                msg.RecipientNumber.Value,
+                recipient with { HasUnread = false });
+        }
+    }
+
+    /// <summary>
+    ///     Handles closing the current chat conversation.
+    /// </summary>
+    private void HandleCloseChat(Entity<NanoChatCardComponent> card)
+    {
+        _nanoChat.SetCurrentChat((card, card.Comp), null);
+    }
+
+    /// <summary>
+    ///     Handles deletion of a chat conversation.
+    /// </summary>
+    private void HandleDeleteChat(Entity<NanoChatCardComponent> card, NanoChatUiMessageEvent msg)
+    {
+        if (msg.RecipientNumber == null || card.Comp.Number == null)
+            return;
+
+        // Delete chat but keep the messages
+        var deleted = _nanoChat.TryDeleteChat((card, card.Comp), msg.RecipientNumber.Value, true);
+
+        if (!deleted)
+            return;
+
+        _adminLogger.Add(LogType.Action,
+            LogImpact.Low,
+            $"{ToPrettyString(msg.Actor):user} deleted NanoChat conversation with #{msg.RecipientNumber:D4}");
+
+        UpdateUIForCard(card);
+    }
+
+    /// <summary>
+    ///     Handles toggling notification mute state.
+    /// </summary>
+    private void HandleToggleMute(Entity<NanoChatCardComponent> card)
+    {
+        _nanoChat.SetNotificationsMuted((card, card.Comp), !_nanoChat.GetNotificationsMuted((card, card.Comp)));
+        UpdateUIForCard(card);
+    }
+
+    /// <summary>
+    ///     Handles sending a new message in a chat conversation.
+    /// </summary>
+    private void HandleSendMessage(Entity<NanoChatCartridgeComponent> cartridge,
+        Entity<NanoChatCardComponent> card,
+        NanoChatUiMessageEvent msg)
+    {
+        if (msg.RecipientNumber == null || msg.Content == null || card.Comp.Number == null)
+            return;
+
+        if (!EnsureRecipientExists(card, msg.RecipientNumber.Value))
+            return;
+
+        // Create and store message for sender
+        var message = new NanoChatMessage(
+            _timing.CurTime,
+            msg.Content,
+            (uint)card.Comp.Number
+        );
+
+        // Attempt delivery
+        var (deliveryFailed, recipients) = AttemptMessageDelivery(cartridge, msg.RecipientNumber.Value);
+
+        // Update delivery status
+        message = message with { DeliveryFailed = deliveryFailed };
+
+        // Store message in sender's outbox under recipient's number
+        _nanoChat.AddMessage((card, card.Comp), msg.RecipientNumber.Value, message);
+
+        // Log message attempt
+        var recipientsText = recipients.Count > 0
+            ? string.Join(", ", recipients.Select(r => ToPrettyString(r)))
+            : $"#{msg.RecipientNumber:D4}";
+
+        _adminLogger.Add(LogType.Chat,
+            LogImpact.Low,
+            $"{ToPrettyString(card):user} sent NanoChat message to {recipientsText}: {msg.Content}{(deliveryFailed ? " [DELIVERY FAILED]" : "")}");
+
+        var msgEv = new NanoChatMessageReceivedEvent(card);
+        RaiseLocalEvent(ref msgEv);
+
+        if (deliveryFailed)
+            return;
+
+        foreach (var recipient in recipients)
+        {
+            DeliverMessageToRecipient(card, recipient, message);
+        }
+    }
+
+    /// <summary>
+    ///     Ensures a recipient exists in the sender's contacts.
+    /// </summary>
+    /// <param name="card">The card to check contacts for</param>
+    /// <param name="recipientNumber">The recipient's number to check</param>
+    /// <returns>True if the recipient exists or was created successfully</returns>
+    private bool EnsureRecipientExists(Entity<NanoChatCardComponent> card, uint recipientNumber)
+    {
+        return _nanoChat.EnsureRecipientExists((card, card.Comp), recipientNumber, GetCardInfo(recipientNumber));
+    }
+
+    /// <summary>
+    ///     Attempts to deliver a message to recipients.
+    /// </summary>
+    /// <param name="sender">The sending cartridge entity</param>
+    /// <param name="recipientNumber">The recipient's number</param>
+    /// <returns>Tuple containing delivery status and recipients if found.</returns>
+    private (bool failed, List<Entity<NanoChatCardComponent>> recipient) AttemptMessageDelivery(
+        Entity<NanoChatCartridgeComponent> sender,
+        uint recipientNumber)
+    {
+        // First verify we can send from this device
+        var channel = _prototype.Index(sender.Comp.RadioChannel);
+        var sendAttemptEvent = new RadioSendAttemptEvent(channel, sender);
+        RaiseLocalEvent(ref sendAttemptEvent);
+        if (sendAttemptEvent.Cancelled)
+            return (true, new List<Entity<NanoChatCardComponent>>());
+
+        var foundRecipients = new List<Entity<NanoChatCardComponent>>();
+
+        // Find all cards with matching number
+        var cardQuery = EntityQueryEnumerator<NanoChatCardComponent>();
+        while (cardQuery.MoveNext(out var cardUid, out var card))
+        {
+            if (card.Number != recipientNumber)
+                continue;
+
+            foundRecipients.Add((cardUid, card));
+        }
+
+        if (foundRecipients.Count == 0)
+            return (true, foundRecipients);
+
+        // Now check if any of these cards can receive
+        var deliverableRecipients = new List<Entity<NanoChatCardComponent>>();
+        foreach (var recipient in foundRecipients)
+        {
+            // Find any cartridges that have this card
+            var cartridgeQuery = EntityQueryEnumerator<NanoChatCartridgeComponent, ActiveRadioComponent>();
+            while (cartridgeQuery.MoveNext(out var receiverUid, out var receiverCart, out _))
+            {
+                if (receiverCart.Card != recipient.Owner)
+                    continue;
+
+                // Check if devices are on same station/map
+                var recipientStation = _station.GetOwningStation(receiverUid);
+                var senderStation = _station.GetOwningStation(sender);
+
+                // Both entities must be on a station
+                if (recipientStation == null || senderStation == null)
+                    continue;
+
+                // Must be on same map/station unless long range allowed
+                if (!channel.LongRange && recipientStation != senderStation)
+                    continue;
+
+                // Needs telecomms
+                if (!HasActiveServer(senderStation.Value) || !HasActiveServer(recipientStation.Value))
+                    continue;
+
+                // Check if recipient can receive
+                var receiveAttemptEv = new RadioReceiveAttemptEvent(channel, sender, receiverUid);
+                RaiseLocalEvent(ref receiveAttemptEv);
+                if (receiveAttemptEv.Cancelled)
+                    continue;
+
+                // Found valid cartridge that can receive
+                deliverableRecipients.Add(recipient);
+                break; // Only need one valid cartridge per card
+            }
+        }
+
+        return (deliverableRecipients.Count == 0, deliverableRecipients);
+    }
+
+    /// <summary>
+    ///     Checks if there are any active telecomms servers on the given station
+    /// </summary>
+    private bool HasActiveServer(EntityUid station)
+    {
+        // I have no idea why this isn't public in the RadioSystem
+        var query =
+            EntityQueryEnumerator<TelecomServerComponent, EncryptionKeyHolderComponent, ApcPowerReceiverComponent>();
+
+        while (query.MoveNext(out var uid, out _, out _, out var power))
+        {
+            if (_station.GetOwningStation(uid) == station && power.Powered)
+                return true;
+        }
+
+        return false;
+    }
+
+    /// <summary>
+    ///     Delivers a message to the recipient and handles associated notifications.
+    /// </summary>
+    /// <param name="sender">The sender's card entity</param>
+    /// <param name="recipient">The recipient's card entity</param>
+    /// <param name="message">The <see cref="NanoChatMessage" /> to deliver</param>
+    private void DeliverMessageToRecipient(Entity<NanoChatCardComponent> sender,
+        Entity<NanoChatCardComponent> recipient,
+        NanoChatMessage message)
+    {
+        var senderNumber = sender.Comp.Number;
+        if (senderNumber == null)
+            return;
+
+        // Always try to get and add sender info to recipient's contacts
+        if (!EnsureRecipientExists(recipient, senderNumber.Value))
+            return;
+
+        _nanoChat.AddMessage((recipient, recipient.Comp), senderNumber.Value, message with { DeliveryFailed = false });
+        HandleUnreadNotification(recipient, message);
+
+        var msgEv = new NanoChatMessageReceivedEvent(recipient);
+        RaiseLocalEvent(ref msgEv);
+        UpdateUIForCard(recipient);
+    }
+
+    /// <summary>
+    ///     Handles unread message notifications and updates unread status.
+    /// </summary>
+    private void HandleUnreadNotification(Entity<NanoChatCardComponent> recipient, NanoChatMessage message)
+    {
+        // Get sender name from contacts or fall back to number
+        var recipients = _nanoChat.GetRecipients((recipient, recipient.Comp));
+        var senderName = recipients.TryGetValue(message.SenderId, out var existingRecipient)
+            ? existingRecipient.Name
+            : $"#{message.SenderId:D4}";
+
+        var shouldUnread = true;
+
+        if (!recipient.Comp.Recipients[message.SenderId].HasUnread && !recipient.Comp.NotificationsMuted)
+        {
+            var pdaQuery = EntityQueryEnumerator<PdaComponent>();
+            while (pdaQuery.MoveNext(out var pdaUid, out var pdaComp))
+            {
+                if (pdaComp.ContainedId != recipient)
+                    continue;
+
+                if (_ui.IsUiOpen((pdaUid, null), PdaUiKey.Key) && recipient.Comp.CurrentChat == message.SenderId)
+                {
+                    shouldUnread = false;
+                    break;
+                }
+
+                _cartridge.SendNotification(pdaUid,
+                    Loc.GetString("nano-chat-new-message-title", ("sender", senderName)),
+                    Loc.GetString("nano-chat-new-message-body", ("message", TruncateMessage(message.Content))));
+                break;
+            }
+        }
+
+        // Update unread status
+        _nanoChat.SetRecipient(
+            (recipient, recipient.Comp),
+            message.SenderId,
+            existingRecipient with { HasUnread = shouldUnread });
+    }
+
+    /// <summary>
+    ///     Updates the UI for any PDAs containing the specified card.
+    /// </summary>
+    private void UpdateUIForCard(EntityUid cardUid)
+    {
+        // Find any PDA containing this card and update its UI
+        var query = EntityQueryEnumerator<NanoChatCartridgeComponent, CartridgeComponent>();
+        while (query.MoveNext(out var uid, out var comp, out var cartridge))
+        {
+            if (comp.Card != cardUid || cartridge.LoaderUid == null)
+                continue;
+
+            UpdateUI((uid, comp), cartridge.LoaderUid.Value);
+        }
+    }
+
+    /// <summary>
+    ///     Gets the <see cref="NanoChatRecipient" /> for a given NanoChat number.
+    /// </summary>
+    private NanoChatRecipient? GetCardInfo(uint number)
+    {
+        // Find card with this number to get its info
+        var query = EntityQueryEnumerator<NanoChatCardComponent>();
+        while (query.MoveNext(out var uid, out var card))
+        {
+            if (card.Number != number)
+                continue;
+
+            // Try to get job title from ID card if possible
+            string? jobTitle = null;
+            var name = "Unknown";
+            if (TryComp<IdCardComponent>(uid, out var idCard))
+            {
+                jobTitle = idCard.LocalizedJobTitle;
+                name = idCard.FullName ?? name;
+            }
+
+            return new NanoChatRecipient(number, name, jobTitle);
+        }
+
+        return null;
+    }
+
+    /// <summary>
+    ///     Truncates a message to the notification maximum length.
+    /// </summary>
+    private static string TruncateMessage(string message)
+    {
+        return message.Length <= NotificationMaxLength
+            ? message
+            : message[..(NotificationMaxLength - 4)] + " [...]";
+    }
+
+    private void OnUiReady(Entity<NanoChatCartridgeComponent> ent, ref CartridgeUiReadyEvent args)
+    {
+        _cartridge.RegisterBackgroundProgram(args.Loader, ent);
+        UpdateUI(ent, args.Loader);
+    }
+
+    private void UpdateUI(Entity<NanoChatCartridgeComponent> ent, EntityUid loader)
+    {
+        if (_station.GetOwningStation(loader) is { } station)
+            ent.Comp.Station = station;
+
+        var recipients = new Dictionary<uint, NanoChatRecipient>();
+        var messages = new Dictionary<uint, List<NanoChatMessage>>();
+        uint? currentChat = null;
+        uint ownNumber = 0;
+        var maxRecipients = 50;
+        var notificationsMuted = false;
+
+        if (ent.Comp.Card != null && TryComp<NanoChatCardComponent>(ent.Comp.Card, out var card))
+        {
+            recipients = card.Recipients;
+            messages = card.Messages;
+            currentChat = card.CurrentChat;
+            ownNumber = card.Number ?? 0;
+            maxRecipients = card.MaxRecipients;
+            notificationsMuted = card.NotificationsMuted;
+        }
+
+        var state = new NanoChatUiState(recipients,
+            messages,
+            currentChat,
+            ownNumber,
+            maxRecipients,
+            notificationsMuted);
+        _cartridge.UpdateCartridgeUiState(loader, state);
+    }
+}
diff --git a/Content.Server/DeltaV/NanoChat/NanoChatSystem.cs b/Content.Server/DeltaV/NanoChat/NanoChatSystem.cs
new file mode 100644
index 00000000000..fb0ca32aa66
--- /dev/null
+++ b/Content.Server/DeltaV/NanoChat/NanoChatSystem.cs
@@ -0,0 +1,130 @@
+using System.Linq;
+using Content.Server.Access.Systems;
+using Content.Server.Administration.Logs;
+using Content.Server.Kitchen.Components;
+using Content.Server.NameIdentifier;
+using Content.Shared.Database;
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+using Content.Shared.DeltaV.NanoChat;
+using Content.Shared.NameIdentifier;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Random;
+
+namespace Content.Server.DeltaV.NanoChat;
+
+/// <summary>
+///     Handles NanoChat features that are specific to the server but not related to the cartridge itself.
+/// </summary>
+public sealed class NanoChatSystem : SharedNanoChatSystem
+{
+    [Dependency] private readonly IAdminLogManager _adminLogger = default!;
+    [Dependency] private readonly IRobustRandom _random = default!;
+    [Dependency] private readonly NameIdentifierSystem _name = default!;
+
+    private readonly ProtoId<NameIdentifierGroupPrototype> _nameIdentifierGroup = "NanoChat";
+
+    public override void Initialize()
+    {
+        base.Initialize();
+        SubscribeLocalEvent<NanoChatCardComponent, MapInitEvent>(OnCardInit);
+        SubscribeLocalEvent<NanoChatCardComponent, BeingMicrowavedEvent>(OnMicrowaved, after: [typeof(IdCardSystem)]);
+    }
+
+    private void OnMicrowaved(Entity<NanoChatCardComponent> ent, ref BeingMicrowavedEvent args)
+    {
+        // Skip if the entity was deleted (e.g., by ID card system burning it)
+        if (Deleted(ent))
+            return;
+
+        if (!TryComp<MicrowaveComponent>(args.Microwave, out var micro) || micro.Broken)
+            return;
+
+        var randomPick = _random.NextFloat();
+
+        // Super lucky - erase all messages (10% chance)
+        if (randomPick <= 0.10f)
+        {
+            ent.Comp.Messages.Clear();
+            // TODO: these shouldn't be shown at the same time as the popups from IdCardSystem
+            // _popup.PopupEntity(Loc.GetString("nanochat-card-microwave-erased", ("card", ent)),
+            //     ent,
+            //     PopupType.Medium);
+
+            _adminLogger.Add(LogType.Action,
+                LogImpact.Medium,
+                $"{ToPrettyString(args.Microwave)} erased all messages on {ToPrettyString(ent)}");
+        }
+        else
+        {
+            // Scramble random messages for random recipients
+            ScrambleMessages(ent);
+            // _popup.PopupEntity(Loc.GetString("nanochat-card-microwave-scrambled", ("card", ent)),
+            //     ent,
+            //     PopupType.Medium);
+
+            _adminLogger.Add(LogType.Action,
+                LogImpact.Medium,
+                $"{ToPrettyString(args.Microwave)} scrambled messages on {ToPrettyString(ent)}");
+        }
+
+        Dirty(ent);
+    }
+
+    private void ScrambleMessages(NanoChatCardComponent component)
+    {
+        foreach (var (recipientNumber, messages) in component.Messages)
+        {
+            for (var i = 0; i < messages.Count; i++)
+            {
+                // 50% chance to scramble each message
+                if (!_random.Prob(0.5f))
+                    continue;
+
+                var message = messages[i];
+                message.Content = ScrambleText(message.Content);
+                messages[i] = message;
+            }
+
+            // 25% chance to reassign the conversation to a random recipient
+            if (_random.Prob(0.25f) && component.Recipients.Count > 0)
+            {
+                var newRecipient = _random.Pick(component.Recipients.Keys.ToList());
+                if (newRecipient == recipientNumber)
+                    continue;
+
+                if (!component.Messages.ContainsKey(newRecipient))
+                    component.Messages[newRecipient] = new List<NanoChatMessage>();
+
+                component.Messages[newRecipient].AddRange(messages);
+                component.Messages[recipientNumber].Clear();
+            }
+        }
+    }
+
+    private string ScrambleText(string text)
+    {
+        var chars = text.ToCharArray();
+        var n = chars.Length;
+
+        // Fisher-Yates shuffle of characters
+        while (n > 1)
+        {
+            n--;
+            var k = _random.Next(n + 1);
+            (chars[k], chars[n]) = (chars[n], chars[k]);
+        }
+
+        return new string(chars);
+    }
+
+    private void OnCardInit(Entity<NanoChatCardComponent> ent, ref MapInitEvent args)
+    {
+        if (ent.Comp.Number != null)
+            return;
+
+        // Assign a random number
+        _name.GenerateUniqueName(ent, _nameIdentifierGroup, out var number);
+        ent.Comp.Number = (uint)number;
+        Dirty(ent);
+    }
+}
diff --git a/Content.Shared/Access/SharedAgentIDCardSystem.cs b/Content.Shared/Access/SharedAgentIDCardSystem.cs
index d027a3937f5..b035bdff342 100644
--- a/Content.Shared/Access/SharedAgentIDCardSystem.cs
+++ b/Content.Shared/Access/SharedAgentIDCardSystem.cs
@@ -1,3 +1,5 @@
+using Content.Shared.StatusIcon;
+using Robust.Shared.Prototypes;
 using Robust.Shared.Serialization;
 
 namespace Content.Shared.Access.Systems
@@ -23,17 +25,29 @@ public enum AgentIDCardUiKey : byte
     [Serializable, NetSerializable]
     public sealed class AgentIDCardBoundUserInterfaceState : BoundUserInterfaceState
     {
-        public readonly HashSet<string> Icons;
         public string CurrentName { get; }
         public string CurrentJob { get; }
         public string CurrentJobIconId { get; }
+        public uint? CurrentNumber { get; } // DeltaV
 
-        public AgentIDCardBoundUserInterfaceState(string currentName, string currentJob, string currentJobIconId, HashSet<string> icons)
+        public AgentIDCardBoundUserInterfaceState(string currentName, string currentJob, string currentJobIconId, uint? currentNumber = null) // DeltaV - Added currentNumber
         {
-            Icons = icons;
             CurrentName = currentName;
             CurrentJob = currentJob;
             CurrentJobIconId = currentJobIconId;
+            CurrentNumber = currentNumber; // DeltaV
+        }
+    }
+
+    // DeltaV - Add number change message
+    [Serializable, NetSerializable]
+    public sealed class AgentIDCardNumberChangedMessage : BoundUserInterfaceMessage
+    {
+        public uint Number { get; }
+
+        public AgentIDCardNumberChangedMessage(uint number)
+        {
+            Number = number;
         }
     }
 
@@ -62,9 +76,9 @@ public AgentIDCardJobChangedMessage(string job)
     [Serializable, NetSerializable]
     public sealed class AgentIDCardJobIconChangedMessage : BoundUserInterfaceMessage
     {
-        public string JobIconId { get; }
+        public ProtoId<JobIconPrototype> JobIconId { get; }
 
-        public AgentIDCardJobIconChangedMessage(string jobIconId)
+        public AgentIDCardJobIconChangedMessage(ProtoId<JobIconPrototype> jobIconId)
         {
             JobIconId = jobIconId;
         }
diff --git a/Content.Shared/CartridgeLoader/Cartridges/LogProbeUiState.cs b/Content.Shared/CartridgeLoader/Cartridges/LogProbeUiState.cs
index 9dc507b7e51..86bbb655474 100644
--- a/Content.Shared/CartridgeLoader/Cartridges/LogProbeUiState.cs
+++ b/Content.Shared/CartridgeLoader/Cartridges/LogProbeUiState.cs
@@ -1,4 +1,5 @@
-using Robust.Shared.Serialization;
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges; // DeltaV
+using Robust.Shared.Serialization;
 
 namespace Content.Shared.CartridgeLoader.Cartridges;
 
@@ -10,9 +11,15 @@ public sealed class LogProbeUiState : BoundUserInterfaceState
     /// </summary>
     public List<PulledAccessLog> PulledLogs;
 
-    public LogProbeUiState(List<PulledAccessLog> pulledLogs)
+    /// <summary>
+    /// DeltaV: The NanoChat data if a card was scanned, null otherwise
+    /// </summary>
+    public NanoChatData? NanoChatData { get; }
+
+    public LogProbeUiState(List<PulledAccessLog> pulledLogs, NanoChatData? nanoChatData = null) // DeltaV - NanoChat support
     {
         PulledLogs = pulledLogs;
+        NanoChatData = nanoChatData; // DeltaV
     }
 }
 
diff --git a/Content.Shared/DeltaV/CartridgeLoader/Cartridges/NanoChatUiMessageEvent.cs b/Content.Shared/DeltaV/CartridgeLoader/Cartridges/NanoChatUiMessageEvent.cs
new file mode 100644
index 00000000000..8cb2efa900f
--- /dev/null
+++ b/Content.Shared/DeltaV/CartridgeLoader/Cartridges/NanoChatUiMessageEvent.cs
@@ -0,0 +1,166 @@
+using Content.Shared.CartridgeLoader;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+
+[Serializable, NetSerializable]
+public sealed class NanoChatUiMessageEvent : CartridgeMessageEvent
+{
+    /// <summary>
+    ///     The type of UI message being sent.
+    /// </summary>
+    public readonly NanoChatUiMessageType Type;
+
+    /// <summary>
+    ///     The recipient's NanoChat number, if applicable.
+    /// </summary>
+    public readonly uint? RecipientNumber;
+
+    /// <summary>
+    ///     The content of the message or name for new chats.
+    /// </summary>
+    public readonly string? Content;
+
+    /// <summary>
+    ///     The recipient's job title when creating a new chat.
+    /// </summary>
+    public readonly string? RecipientJob;
+
+    /// <summary>
+    ///     Creates a new NanoChat UI message event.
+    /// </summary>
+    /// <param name="type">The type of message being sent</param>
+    /// <param name="recipientNumber">Optional recipient number for the message</param>
+    /// <param name="content">Optional content of the message</param>
+    /// <param name="recipientJob">Optional job title for new chat creation</param>
+    public NanoChatUiMessageEvent(NanoChatUiMessageType type,
+        uint? recipientNumber = null,
+        string? content = null,
+        string? recipientJob = null)
+    {
+        Type = type;
+        RecipientNumber = recipientNumber;
+        Content = content;
+        RecipientJob = recipientJob;
+    }
+}
+
+[Serializable, NetSerializable]
+public enum NanoChatUiMessageType : byte
+{
+    NewChat,
+    SelectChat,
+    CloseChat,
+    SendMessage,
+    DeleteChat,
+    ToggleMute,
+}
+
+// putting this here because i can
+[Serializable, NetSerializable, DataRecord]
+public struct NanoChatRecipient
+{
+    /// <summary>
+    ///     The recipient's unique NanoChat number.
+    /// </summary>
+    public uint Number;
+
+    /// <summary>
+    ///     The recipient's display name, typically from their ID card.
+    /// </summary>
+    public string Name;
+
+    /// <summary>
+    ///     The recipient's job title, if available.
+    /// </summary>
+    public string? JobTitle;
+
+    /// <summary>
+    ///     Whether this recipient has unread messages.
+    /// </summary>
+    public bool HasUnread;
+
+    /// <summary>
+    ///     Creates a new NanoChat recipient.
+    /// </summary>
+    /// <param name="number">The recipient's NanoChat number</param>
+    /// <param name="name">The recipient's display name</param>
+    /// <param name="jobTitle">Optional job title for the recipient</param>
+    /// <param name="hasUnread">Whether there are unread messages from this recipient</param>
+    public NanoChatRecipient(uint number, string name, string? jobTitle = null, bool hasUnread = false)
+    {
+        Number = number;
+        Name = name;
+        JobTitle = jobTitle;
+        HasUnread = hasUnread;
+    }
+}
+
+[Serializable, NetSerializable, DataRecord]
+public struct NanoChatMessage
+{
+    /// <summary>
+    ///     When the message was sent.
+    /// </summary>
+    public TimeSpan Timestamp;
+
+    /// <summary>
+    ///     The content of the message.
+    /// </summary>
+    public string Content;
+
+    /// <summary>
+    ///     The NanoChat number of the sender.
+    /// </summary>
+    public uint SenderId;
+
+    /// <summary>
+    ///     Whether the message failed to deliver to the recipient.
+    ///     This can happen if the recipient is out of range or if there's no active telecomms server.
+    /// </summary>
+    public bool DeliveryFailed;
+
+    /// <summary>
+    ///     Creates a new NanoChat message.
+    /// </summary>
+    /// <param name="timestamp">When the message was sent</param>
+    /// <param name="content">The content of the message</param>
+    /// <param name="senderId">The sender's NanoChat number</param>
+    /// <param name="deliveryFailed">Whether delivery to the recipient failed</param>
+    public NanoChatMessage(TimeSpan timestamp, string content, uint senderId, bool deliveryFailed = false)
+    {
+        Timestamp = timestamp;
+        Content = content;
+        SenderId = senderId;
+        DeliveryFailed = deliveryFailed;
+    }
+}
+
+/// <summary>
+///     NanoChat log data struct
+/// </summary>
+/// <remarks>Used by the LogProbe</remarks>
+[Serializable, NetSerializable, DataRecord]
+public readonly struct NanoChatData(
+    Dictionary<uint, NanoChatRecipient> recipients,
+    Dictionary<uint, List<NanoChatMessage>> messages,
+    uint? cardNumber,
+    NetEntity card)
+{
+    public Dictionary<uint, NanoChatRecipient> Recipients { get; } = recipients;
+    public Dictionary<uint, List<NanoChatMessage>> Messages { get; } = messages;
+    public uint? CardNumber { get; } = cardNumber;
+    public NetEntity Card { get; } = card;
+}
+
+/// <summary>
+///     Raised on the NanoChat card whenever a recipient gets added
+/// </summary>
+[ByRefEvent]
+public readonly record struct NanoChatRecipientUpdatedEvent(EntityUid CardUid);
+
+/// <summary>
+///     Raised on the NanoChat card whenever it receives or tries sending a messsage
+/// </summary>
+[ByRefEvent]
+public readonly record struct NanoChatMessageReceivedEvent(EntityUid CardUid);
diff --git a/Content.Shared/DeltaV/CartridgeLoader/Cartridges/NanoChatUiState.cs b/Content.Shared/DeltaV/CartridgeLoader/Cartridges/NanoChatUiState.cs
new file mode 100644
index 00000000000..47e8986e01a
--- /dev/null
+++ b/Content.Shared/DeltaV/CartridgeLoader/Cartridges/NanoChatUiState.cs
@@ -0,0 +1,30 @@
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+
+[Serializable, NetSerializable]
+public sealed class NanoChatUiState : BoundUserInterfaceState
+{
+    public readonly Dictionary<uint, NanoChatRecipient> Recipients;
+    public readonly Dictionary<uint, List<NanoChatMessage>> Messages;
+    public readonly uint? CurrentChat;
+    public readonly uint OwnNumber;
+    public readonly int MaxRecipients;
+    public readonly bool NotificationsMuted;
+
+    public NanoChatUiState(
+        Dictionary<uint, NanoChatRecipient> recipients,
+        Dictionary<uint, List<NanoChatMessage>> messages,
+        uint? currentChat,
+        uint ownNumber,
+        int maxRecipients,
+        bool notificationsMuted)
+    {
+        Recipients = recipients;
+        Messages = messages;
+        CurrentChat = currentChat;
+        OwnNumber = ownNumber;
+        MaxRecipients = maxRecipients;
+        NotificationsMuted = notificationsMuted;
+    }
+}
diff --git a/Content.Shared/DeltaV/NanoChat/NanoChatCardComponent.cs b/Content.Shared/DeltaV/NanoChat/NanoChatCardComponent.cs
new file mode 100644
index 00000000000..7e40be79832
--- /dev/null
+++ b/Content.Shared/DeltaV/NanoChat/NanoChatCardComponent.cs
@@ -0,0 +1,52 @@
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+using Robust.Shared.GameStates;
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom;
+
+namespace Content.Shared.DeltaV.NanoChat;
+
+[RegisterComponent, NetworkedComponent, Access(typeof(SharedNanoChatSystem))]
+[AutoGenerateComponentPause, AutoGenerateComponentState]
+public sealed partial class NanoChatCardComponent : Component
+{
+    /// <summary>
+    ///     The number assigned to this card.
+    /// </summary>
+    [DataField, AutoNetworkedField]
+    public uint? Number;
+
+    /// <summary>
+    ///     All chat recipients stored on this card.
+    /// </summary>
+    [DataField]
+    public Dictionary<uint, NanoChatRecipient> Recipients = new();
+
+    /// <summary>
+    ///     All messages stored on this card, keyed by recipient number.
+    /// </summary>
+    [DataField]
+    public Dictionary<uint, List<NanoChatMessage>> Messages = new();
+
+    /// <summary>
+    ///     The currently selected chat recipient number.
+    /// </summary>
+    [DataField]
+    public uint? CurrentChat;
+
+    /// <summary>
+    ///     The maximum amount of recipients this card supports.
+    /// </summary>
+    [DataField]
+    public int MaxRecipients = 50;
+
+    /// <summary>
+    ///     Last time a message was sent, for rate limiting.
+    /// </summary>
+    [DataField(customTypeSerializer: typeof(TimeOffsetSerializer)), AutoPausedField]
+    public TimeSpan LastMessageTime; // TODO: actually use this, compare against actor and not the card
+
+    /// <summary>
+    ///     Whether to send notifications.
+    /// </summary>
+    [DataField]
+    public bool NotificationsMuted;
+}
diff --git a/Content.Shared/DeltaV/NanoChat/SharedNanoChatSystem.cs b/Content.Shared/DeltaV/NanoChat/SharedNanoChatSystem.cs
new file mode 100644
index 00000000000..4511ecec207
--- /dev/null
+++ b/Content.Shared/DeltaV/NanoChat/SharedNanoChatSystem.cs
@@ -0,0 +1,275 @@
+using Content.Shared.DeltaV.CartridgeLoader.Cartridges;
+using Content.Shared.Examine;
+using Content.Shared.PDA;
+using Robust.Shared.Timing;
+
+
+namespace Content.Shared.DeltaV.NanoChat;
+
+/// <summary>
+///     Base system for NanoChat functionality shared between client and server.
+/// </summary>
+public abstract class SharedNanoChatSystem : EntitySystem
+{
+    [Dependency] private readonly IGameTiming _timing = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+        SubscribeLocalEvent<NanoChatCardComponent, ExaminedEvent>(OnExamined);
+    }
+
+    private void OnExamined(Entity<NanoChatCardComponent> ent, ref ExaminedEvent args)
+    {
+        if (!args.IsInDetailsRange)
+            return;
+
+        if (ent.Comp.Number == null)
+        {
+            args.PushMarkup(Loc.GetString("nanochat-card-examine-no-number"));
+            return;
+        }
+
+        args.PushMarkup(Loc.GetString("nanochat-card-examine-number", ("number", $"{ent.Comp.Number:D4}")));
+    }
+
+    #region Public API Methods
+
+    /// <summary>
+    ///     Gets the NanoChat number for a card.
+    /// </summary>
+    public uint? GetNumber(Entity<NanoChatCardComponent?> card)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return null;
+
+        return card.Comp.Number;
+    }
+
+    /// <summary>
+    ///     Sets the NanoChat number for a card.
+    /// </summary>
+    public void SetNumber(Entity<NanoChatCardComponent?> card, uint number)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return;
+
+        card.Comp.Number = number;
+        Dirty(card);
+    }
+
+    /// <summary>
+    ///     Gets the recipients dictionary from a card.
+    /// </summary>
+    public IReadOnlyDictionary<uint, NanoChatRecipient> GetRecipients(Entity<NanoChatCardComponent?> card)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return new Dictionary<uint, NanoChatRecipient>();
+
+        return card.Comp.Recipients;
+    }
+
+    /// <summary>
+    ///     Gets the messages dictionary from a card.
+    /// </summary>
+    public IReadOnlyDictionary<uint, List<NanoChatMessage>> GetMessages(Entity<NanoChatCardComponent?> card)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return new Dictionary<uint, List<NanoChatMessage>>();
+
+        return card.Comp.Messages;
+    }
+
+    /// <summary>
+    ///     Sets a specific recipient in the card.
+    /// </summary>
+    public void SetRecipient(Entity<NanoChatCardComponent?> card, uint number, NanoChatRecipient recipient)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return;
+
+        card.Comp.Recipients[number] = recipient;
+        Dirty(card);
+    }
+
+    /// <summary>
+    ///     Gets a specific recipient from the card.
+    /// </summary>
+    public NanoChatRecipient? GetRecipient(Entity<NanoChatCardComponent?> card, uint number)
+    {
+        if (!Resolve(card, ref card.Comp) || !card.Comp.Recipients.TryGetValue(number, out var recipient))
+            return null;
+
+        return recipient;
+    }
+
+    /// <summary>
+    ///     Gets all messages for a specific recipient.
+    /// </summary>
+    public List<NanoChatMessage>? GetMessagesForRecipient(Entity<NanoChatCardComponent?> card, uint recipientNumber)
+    {
+        if (!Resolve(card, ref card.Comp) || !card.Comp.Messages.TryGetValue(recipientNumber, out var messages))
+            return null;
+
+        return new List<NanoChatMessage>(messages);
+    }
+
+    /// <summary>
+    ///     Adds a message to a recipient's conversation.
+    /// </summary>
+    public void AddMessage(Entity<NanoChatCardComponent?> card, uint recipientNumber, NanoChatMessage message)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return;
+
+        if (!card.Comp.Messages.TryGetValue(recipientNumber, out var messages))
+        {
+            messages = new List<NanoChatMessage>();
+            card.Comp.Messages[recipientNumber] = messages;
+        }
+
+        messages.Add(message);
+        card.Comp.LastMessageTime = _timing.CurTime;
+        Dirty(card);
+    }
+
+    /// <summary>
+    ///     Gets the currently selected chat recipient.
+    /// </summary>
+    public uint? GetCurrentChat(Entity<NanoChatCardComponent?> card)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return null;
+
+        return card.Comp.CurrentChat;
+    }
+
+    /// <summary>
+    ///     Sets the currently selected chat recipient.
+    /// </summary>
+    public void SetCurrentChat(Entity<NanoChatCardComponent?> card, uint? recipient)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return;
+
+        card.Comp.CurrentChat = recipient;
+        Dirty(card);
+    }
+
+    /// <summary>
+    ///     Gets whether notifications are muted.
+    /// </summary>
+    public bool GetNotificationsMuted(Entity<NanoChatCardComponent?> card)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return false;
+
+        return card.Comp.NotificationsMuted;
+    }
+
+    /// <summary>
+    ///     Sets whether notifications are muted.
+    /// </summary>
+    public void SetNotificationsMuted(Entity<NanoChatCardComponent?> card, bool muted)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return;
+
+        card.Comp.NotificationsMuted = muted;
+        Dirty(card);
+    }
+
+    /// <summary>
+    ///     Gets the time of the last message.
+    /// </summary>
+    public TimeSpan? GetLastMessageTime(Entity<NanoChatCardComponent?> card)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return null;
+
+        return card.Comp.LastMessageTime;
+    }
+
+    /// <summary>
+    ///     Gets if there are unread messages from a recipient.
+    /// </summary>
+    public bool HasUnreadMessages(Entity<NanoChatCardComponent?> card, uint recipientNumber)
+    {
+        if (!Resolve(card, ref card.Comp) || !card.Comp.Recipients.TryGetValue(recipientNumber, out var recipient))
+            return false;
+
+        return recipient.HasUnread;
+    }
+
+    /// <summary>
+    ///     Clears all messages and recipients from the card.
+    /// </summary>
+    public void Clear(Entity<NanoChatCardComponent?> card)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return;
+
+        card.Comp.Messages.Clear();
+        card.Comp.Recipients.Clear();
+        card.Comp.CurrentChat = null;
+        Dirty(card);
+    }
+
+    /// <summary>
+    ///     Deletes a chat conversation with a recipient from the card.
+    ///     Optionally keeps message history while removing from active chats.
+    /// </summary>
+    /// <returns>True if the chat was deleted successfully</returns>
+    public bool TryDeleteChat(Entity<NanoChatCardComponent?> card, uint recipientNumber, bool keepMessages = false)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return false;
+
+        // Remove from recipients list
+        var removed = card.Comp.Recipients.Remove(recipientNumber);
+
+        // Clear messages if requested
+        if (!keepMessages)
+            card.Comp.Messages.Remove(recipientNumber);
+
+        // Clear current chat if we just deleted it
+        if (card.Comp.CurrentChat == recipientNumber)
+            card.Comp.CurrentChat = null;
+
+        if (removed)
+            Dirty(card);
+
+        return removed;
+    }
+
+    /// <summary>
+    ///     Ensures a recipient exists in the card's contacts and message lists.
+    ///     If the recipient doesn't exist, they will be added with the provided info.
+    /// </summary>
+    /// <returns>True if the recipient was added or already existed</returns>
+    public bool EnsureRecipientExists(Entity<NanoChatCardComponent?> card,
+        uint recipientNumber,
+        NanoChatRecipient? recipientInfo = null)
+    {
+        if (!Resolve(card, ref card.Comp))
+            return false;
+
+        if (!card.Comp.Recipients.ContainsKey(recipientNumber))
+        {
+            // Only add if we have recipient info
+            if (recipientInfo == null)
+                return false;
+
+            card.Comp.Recipients[recipientNumber] = recipientInfo.Value;
+        }
+
+        // Ensure message list exists for this recipient
+        if (!card.Comp.Messages.ContainsKey(recipientNumber))
+            card.Comp.Messages[recipientNumber] = new List<NanoChatMessage>();
+
+        Dirty(card);
+        return true;
+    }
+
+    #endregion
+}
diff --git a/Resources/Locale/en-US/deltav/access/components/agent-id-card-component.ftl b/Resources/Locale/en-US/deltav/access/components/agent-id-card-component.ftl
new file mode 100644
index 00000000000..00b6312fbde
--- /dev/null
+++ b/Resources/Locale/en-US/deltav/access/components/agent-id-card-component.ftl
@@ -0,0 +1 @@
+agent-id-card-current-number = NanoChat Number
diff --git a/Resources/Locale/en-US/deltav/cartridge-loader/cartridges.ftl b/Resources/Locale/en-US/deltav/cartridge-loader/cartridges.ftl
index ede1a36b8ee..5c5a5c0a418 100644
--- a/Resources/Locale/en-US/deltav/cartridge-loader/cartridges.ftl
+++ b/Resources/Locale/en-US/deltav/cartridge-loader/cartridges.ftl
@@ -1,3 +1,6 @@
+## CrimeAssist
+
+# General
 crime-assist-program-name = Crime Assist
 crime-assist-yes-button = Yes
 crime-assist-no-button = No
@@ -6,6 +9,14 @@ crime-assist-crimetype-misdemeanour = Misdemeanour
 crime-assist-crimetype-felony = Felony
 crime-assist-crimetype-capital = Capital
 crime-assist-crime-innocent = No crime was committed
+crime-assist-mainmenu = Welcome to Crime Assist!
+crime-assist-sophont-explanation = A sophont is described as any entity with the capacity to display the following attributes:
+                                   • [bold]Sapience[/bold]: the entity possesses basic logic and problem-solving skills, or at a minimum some level of significant intelligence.
+                                   • [bold]Sentience[/bold]: the entity has the capacity to process an emotion or lack thereof, or at a minimum the ability to recognise its own pain.
+                                   • [bold]Self-awareness[/bold]: the entity is capable of altering its behaviour in a reasonable fashion as a result of stimuli, or at a minimum is capable of recognising its own sapience and sentience.
+                                   Any sophont is considered a legal person, regardless of origin or prior cognitive status. Much like any other intelligent organic, a sophont may press charges against crew and be tried for crimes.
+
+# Crimes
 crime-assist-crime-animalcruelty = Code 101: Animal Cruelty
 crime-assist-crime-theft = Code 102: Theft
 crime-assist-crime-trespass = Code 110: Trespass
@@ -32,7 +43,8 @@ crime-assist-crime-decorporealisation = Code 305: Decorporealisation
 crime-assist-crime-kidnapping = Code 309: Kidnapping
 crime-assist-crime-sedition = Code 311: Sedition
 crime-assist-crime-sexualharassment = Code 314: Sexual Harassment
-crime-assist-mainmenu = Welcome to Crime Assist!
+
+# Questions
 crime-assist-question-isitterrorism = Did the suspect hold hostages, cause many deaths or major destruction to force compliance from the crew?
 crime-assist-question-wassomeoneattacked = Was an entity attacked?
 crime-assist-question-wasitsophont = Was the victim in question a sophont?
@@ -59,6 +71,8 @@ crime-assist-question-happenincourt = Was the suspect a nuisance in court?
 crime-assist-question-duringactiveinvestigation = Was the suspect a nuisance during an active investigation, and hindered the investigation as a result?
 crime-assist-question-tocommandstaff = Did the suspect overthrow or compromise a lawfully established Chain of Command, or attempt to do so?
 crime-assist-question-wasitcommanditself = Was a command staff or department head abusing authority over another sophont?
+
+# Crime details
 crime-assist-crimedetail-innocent = Crime could not be determined. Use your best judgement to resolve the situation.
 crime-assist-crimedetail-animalcruelty = To inflict unnecessary suffering on a sapient being with malicious intent.
 crime-assist-crimedetail-theft = To unlawfully take property or items without consent.
@@ -86,6 +100,8 @@ crime-assist-crimedetail-decorporealisation = To unlawfully, maliciously, and pe
 crime-assist-crimedetail-kidnapping = To unlawfully confine or restrict the free movement of a sophont against their will.
 crime-assist-crimedetail-sedition = To act to overthrow a lawfully established Chain of Command or governing body without lawful or legitimate cause.
 crime-assist-crimedetail-sexualharassment = To sexually harass, attempt to coerce into sexual relations, or effect unwanted sexual contact with an unwilling sophont.
+
+# Punishments
 crime-assist-crimepunishment-innocent = No punishment may be necessary
 crime-assist-crimepunishment-animalcruelty = Punishment: 3 minutes
 crime-assist-crimepunishment-theft = Punishment: 2 minutes
@@ -113,12 +129,10 @@ crime-assist-crimepunishment-decorporealisation = Punishment: Capital
 crime-assist-crimepunishment-kidnapping = Punishment: Capital
 crime-assist-crimepunishment-sedition = Punishment: Capital
 crime-assist-crimepunishment-sexualharassment = Punishment: Capital
-crime-assist-sophont-explanation = A sophont is described as any entity with the capacity to display the following attributes:
-                                   • [bold]Sapience[/bold]: the entity possesses basic logic and problem-solving skills, or at a minimum some level of significant intelligence.
-                                   • [bold]Sentience[/bold]: the entity has the capacity to process an emotion or lack thereof, or at a minimum the ability to recognise its own pain.
-                                   • [bold]Self-awareness[/bold]: the entity is capable of altering its behaviour in a reasonable fashion as a result of stimuli, or at a minimum is capable of recognising its own sapience and sentience.
-                                   Any sophont is considered a legal person, regardless of origin or prior cognitive status. Much like any other intelligent organic, a sophont may press charges against crew and be tried for crimes.
 
+## MailMetrics
+
+# General
 mail-metrics-program-name = MailMetrics
 mail-metrics-header = Income from Mail Deliveries
 mail-metrics-opened = Earnings (Opened)
@@ -131,3 +145,60 @@ mail-metrics-money-header = Spesos
 mail-metrics-total = Total
 mail-metrics-progress = {$opened} out of {$total} packages opened!
 mail-metrics-progress-percent = Success rate: {$successRate}%
+
+## StockTrading
+
+# General
+stock-trading-program-name = StockTrading
+stock-trading-title = Intergalactic Stock Market
+stock-trading-balance = Balance: {$balance} credits
+stock-trading-no-entries = No entries
+stock-trading-owned-shares = Owned: {$shares}
+stock-trading-buy-button = Buy
+stock-trading-sell-button = Sell
+stock-trading-amount-placeholder = Amount
+stock-trading-price-history = Price History
+
+
+## NanoChat
+
+# General
+nano-chat-program-name = NanoChat
+nano-chat-title = NanoChat
+nano-chat-new-chat = New Chat
+nano-chat-contacts = CONTACTS
+nano-chat-no-chats = No active chats
+nano-chat-select-chat = Select a chat to begin
+nano-chat-message-placeholder = Type a message...
+nano-chat-send = Send
+nano-chat-edit = Edit
+nano-chat-delete = Delete
+nano-chat-loading = Loading...
+nano-chat-message-too-long = Message too long ({$current}/{$max} characters)
+nano-chat-max-recipients = Maximum number of chats reached
+nano-chat-new-message-title = Message from {$sender}
+nano-chat-new-message-body = {$message}
+nano-chat-toggle-mute = Mute notifications
+nano-chat-delivery-failed = Failed to deliver
+
+# Create chat popup
+nano-chat-new-title = Add a new chat
+nano-chat-edit-title = Edit a contact
+nano-chat-number-label = Number
+nano-chat-name-label = Name
+nano-chat-job-label = Job title
+nano-chat-number-placeholder = Enter a number
+nano-chat-name-placeholder = Enter a name
+nano-chat-job-placeholder = Enter a job title (optional)
+nano-chat-cancel = Cancel
+nano-chat-create = Create
+
+# LogProbe additions
+log-probe-scan-nanochat = Scanned {$card}'s NanoChat logs
+log-probe-header-access = Access Log Scanner
+log-probe-header-nanochat = NanoChat Log Scanner
+log-probe-label-message = Message
+log-probe-card-number = Card: {$number}
+log-probe-recipients = {$count} Recipients
+log-probe-recipient-list = Known Recipients:
+log-probe-message-format = {$sender} → {$recipient}: {$content}
diff --git a/Resources/Locale/en-US/deltav/nanochat/components/nanochat-card-component.ftl b/Resources/Locale/en-US/deltav/nanochat/components/nanochat-card-component.ftl
new file mode 100644
index 00000000000..d04c3066d5d
--- /dev/null
+++ b/Resources/Locale/en-US/deltav/nanochat/components/nanochat-card-component.ftl
@@ -0,0 +1,7 @@
+# Examine
+nanochat-card-examine-no-number = The NanoChat card has not been assigned a number yet.
+nanochat-card-examine-number = The NanoChat card displays #{$number}.
+
+# Microwave interactions
+nanochat-card-microwave-erased = The {$card} emits a soft beep as all its message history vanishes into the ether!
+nanochat-card-microwave-scrambled = The {$card} crackles as its messages become scrambled!
diff --git a/Resources/Prototypes/DeltaV/Entities/Objects/Devices/cartridges.yml b/Resources/Prototypes/DeltaV/Entities/Objects/Devices/cartridges.yml
index 81e11d9d084..9c7e221b86d 100644
--- a/Resources/Prototypes/DeltaV/Entities/Objects/Devices/cartridges.yml
+++ b/Resources/Prototypes/DeltaV/Entities/Objects/Devices/cartridges.yml
@@ -59,3 +59,48 @@
     icon:
       sprite: Objects/Specific/Mail/mail.rsi
       state: icon
+
+- type: entity
+  parent: BaseItem
+  id: StockTradingCartridge
+  name: StockTrading cartridge
+  description: A cartridge that tracks the intergalactic stock market.
+  components:
+  - type: Sprite
+    sprite: DeltaV/Objects/Devices/cartridge.rsi
+    state: cart-stonk
+  - type: Icon
+    sprite: DeltaV/Objects/Devices/cartridge.rsi
+    state: cart-mail
+  - type: UIFragment
+    ui: !type:StockTradingUi
+  - type: StockTradingCartridge
+  - type: Cartridge
+    programName: stock-trading-program-name
+    icon:
+      sprite: DeltaV/Misc/program_icons.rsi
+      state: stock_trading
+  - type: BankClient
+  - type: AccessReader # This is so that we can restrict who can buy stocks
+    access: [["Orders"]]
+
+- type: entity
+  parent: BaseItem
+  id: NanoChatCartridge
+  name: NanoChat cartridge
+  description: Lets you message other people!
+  components:
+  - type: Sprite
+    sprite: DeltaV/Objects/Devices/cartridge.rsi
+    state: cart-chat
+  - type: UIFragment
+    ui: !type:NanoChatUi
+  - type: NanoChatCartridge
+  - type: Cartridge
+    programName: nano-chat-program-name
+    icon:
+      sprite: DeltaV/Misc/program_icons.rsi
+      state: nanochat
+  - type: ActiveRadio
+    channels:
+    - Common
diff --git a/Resources/Prototypes/DeltaV/Entities/Objects/Devices/pda.yml b/Resources/Prototypes/DeltaV/Entities/Objects/Devices/pda.yml
index b640206c912..fcb21e50de1 100644
--- a/Resources/Prototypes/DeltaV/Entities/Objects/Devices/pda.yml
+++ b/Resources/Prototypes/DeltaV/Entities/Objects/Devices/pda.yml
@@ -23,6 +23,7 @@
       - NewsReaderCartridge
       - CrimeAssistCartridge
       - SecWatchCartridge
+      - NanoChatCartridge
   - type: Pda
     id: BrigmedicIDCard
     state: pda-corpsman
@@ -75,6 +76,7 @@
       - NotekeeperCartridge
       - NewsReaderCartridge
       - CrimeAssistCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -114,6 +116,7 @@
       - NotekeeperCartridge
       - NewsReaderCartridge
       - CrimeAssistCartridge
+      - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: BasePDA
@@ -153,6 +156,7 @@
       - NotekeeperCartridge
       - NewsReaderCartridge
       - CrimeAssistCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: SyndiPDA
@@ -166,3 +170,40 @@
       whitelist:
         tags:
         - Write
+
+- type: entity
+  parent: BasePDA
+  id: AdminAssistantPDA
+  name: administrative assistant PDA
+  description: Theres pen scribbles all over the edges, and a few sticky notes stuck on it.
+  components:
+  - type: Sprite
+    sprite: DeltaV/Objects/Devices/pda.rsi
+    layers:
+    - map: [ "enum.PdaVisualLayers.Base" ]
+    - state: "light_overlay"
+      map: [ "enum.PdaVisualLayers.Flashlight" ]
+      shader: "unshaded"
+      visible: false
+    - state: "id_overlay"
+      map: [ "enum.PdaVisualLayers.IdLight" ]
+      shader: "unshaded"
+      visible: false
+  - type: Pda
+    id: AdminAssistantIDCard
+    state: pda-admin-assistant
+    penSlot:
+      startingItem: LuxuryPen
+      priority: -1
+      whitelist:
+        tags:
+        - Write
+  - type: Icon
+    sprite: DeltaV/Objects/Devices/pda.rsi
+    state: pda-admin-assistant
+  - type: CartridgeLoader
+    preinstalled:
+      - CrewManifestCartridge
+      - NotekeeperCartridge
+      - NewsReaderCartridge
+      - NanoChatCartridge
\ No newline at end of file
diff --git a/Resources/Prototypes/DeltaV/name_identifier_groups.yml b/Resources/Prototypes/DeltaV/name_identifier_groups.yml
new file mode 100644
index 00000000000..aeb5cf152ad
--- /dev/null
+++ b/Resources/Prototypes/DeltaV/name_identifier_groups.yml
@@ -0,0 +1,4 @@
+# used by the nanochatcard numbers
+- type: nameIdentifierGroup
+  id: NanoChat
+  maxValue: 9999
diff --git a/Resources/Prototypes/Entities/Objects/Devices/pda.yml b/Resources/Prototypes/Entities/Objects/Devices/pda.yml
index e32271f4cd9..055e8062da9 100644
--- a/Resources/Prototypes/Entities/Objects/Devices/pda.yml
+++ b/Resources/Prototypes/Entities/Objects/Devices/pda.yml
@@ -1,6 +1,6 @@
 - type: entity
   abstract: true
-  parent: BaseItem
+  parent: [ BaseItem, StorePresetUplink ] #PDA's have uplinks so they have to inherit the data.
   id: BasePDA
   name: PDA
   description: Personal Data Assistant.
@@ -76,6 +76,7 @@
       - CrewManifestCartridge
       - NotekeeperCartridge
       - NewsReaderCartridge
+      - NanoChatCartridge # DeltaV
     cartridgeSlot:
       priority: -1
       name: device-pda-slot-component-slot-name-cartridge
@@ -108,16 +109,24 @@
   - type: LanguageKnowledge
     speaks: [TauCetiBasic, RobotTalk]
     understands: [TauCetiBasic, RobotTalk]
+  - type: DamageOtherOnHit
+    damage:
+      types:
+        Blunt: 4
 
 - type: entity
   parent: BasePDA
   id: BaseMedicalPDA
   abstract: true
   components:
-  - type: HealthAnalyzer
-    scanDelay: 1
-    scanningEndSound:
-      path: "/Audio/Items/Medical/healthscanner.ogg"
+  - type: CartridgeLoader
+    uiKey: enum.PdaUiKey.Key
+    preinstalled:
+      - CrewManifestCartridge
+      - NotekeeperCartridge
+      - NewsReaderCartridge
+      - MedTekCartridge
+      - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: BasePDA
@@ -150,7 +159,7 @@
   parent: BaseMedicalPDA
   id: MedicalInternPDA
   name: medical intern PDA
-  description: Why isn't it white? Has a built-in health analyzer.
+  description: Why isn't it white?
   components:
   - type: Pda
     id: MedicalInternIDCard
@@ -191,6 +200,7 @@
       - NewsReaderCartridge
       - CrimeAssistCartridge
       - SecWatchCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -368,6 +378,8 @@
       - NotekeeperCartridge
       - NewsReaderCartridge
       - MailMetricsCartridge
+      - NanoChatCartridge
+      - StockTradingCartridge # DeltaV - StockTrading
 
 - type: entity
   name: LO special PDA unit # DeltaV - Logistics Department replacing Cargo
@@ -388,7 +400,9 @@
       - CrewManifestCartridge
       - NotekeeperCartridge
       - NewsReaderCartridge
-      - MailMetricsCartridge
+      - MailMetricsCartridge # DeltaV - MailMetrics courier tracker
+      - StockTradingCartridge # DeltaV - StockTrading
+      - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: BasePDA
@@ -403,6 +417,13 @@
     borderColor: "#e39751"
   - type: Icon
     state: pda-cargo
+  - type: CartridgeLoader # DeltaV
+    preinstalled:
+    - CrewManifestCartridge
+    - NotekeeperCartridge
+    - NewsReaderCartridge
+    - StockTradingCartridge # DeltaV - StockTrading
+    - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: BasePDA
@@ -418,6 +439,14 @@
     accentVColor: "#8900c9"
   - type: Icon
     state: pda-miner
+  - type: CartridgeLoader
+    uiKey: enum.PdaUiKey.Key
+    preinstalled:
+      - CrewManifestCartridge
+      - NotekeeperCartridge
+      - NewsReaderCartridge
+      - AstroNavCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -458,6 +487,7 @@
       - NotekeeperCartridge
       - NewsReaderCartridge
       - GlimmerMonitorCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -485,6 +515,7 @@
       - NewsReaderCartridge
       - CrimeAssistCartridge
       - SecWatchCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -504,7 +535,7 @@
   parent: BasePDA
   id: CaptainPDA
   name: captain PDA
-  description: Surprisingly no different from your PDA.
+  description: Surprisingly no different from your PDA... Wait, it's a fair bit heavy to hold.
   components:
   - type: Pda
     id: CaptainIDCard
@@ -519,6 +550,13 @@
     borderColor: "#7C5D00"
   - type: Icon
     state: pda-captain
+  - type: DamageOtherOnHit
+    damage:
+      types:
+        Blunt: 8
+    staminaCost: 5
+    soundHit:
+      collection: MetalThud
 
 - type: entity
   parent: BasePDA
@@ -631,7 +669,7 @@
   parent: BaseMedicalPDA
   id: CMOPDA
   name: chief medical officer PDA
-  description: Extraordinarily shiny and sterile. Has a built-in health analyzer.
+  description: Extraordinarily shiny and sterile.
   components:
   - type: Pda
     id: CMOIDCard
@@ -675,7 +713,7 @@
   parent: BaseMedicalPDA
   id: MedicalPDA
   name: medical PDA
-  description: Shiny and sterile. Has a built-in health analyzer.
+  description: Shiny and sterile.
   components:
   - type: Pda
     id: MedicalIDCard
@@ -699,7 +737,7 @@
   parent: BaseMedicalPDA
   id: ParamedicPDA
   name: paramedic PDA
-  description: Shiny and sterile. Has a built-in rapid health analyzer.
+  description: Shiny and sterile.
   components:
   - type: Pda
     id: ParamedicIDCard
@@ -758,6 +796,7 @@
       - NotekeeperCartridge
       - NewsReaderCartridge
       - GlimmerMonitorCartridge
+      - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: BasePDA
@@ -780,6 +819,7 @@
       - NotekeeperCartridge
       - NewsReaderCartridge
       - GlimmerMonitorCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -801,6 +841,7 @@
       - NotekeeperCartridge
       - NewsReaderCartridge
       - GlimmerMonitorCartridge
+      - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: SciencePDA
@@ -833,11 +874,13 @@
     state: pda-hos
   - type: CartridgeLoader # DeltaV - Crime Assist + SecWatch
     preinstalled:
-      - CrewManifestCartridge
-      - NotekeeperCartridge
-      - NewsReaderCartridge
-      - CrimeAssistCartridge
-      - SecWatchCartridge
+    - CrewManifestCartridge
+    - NotekeeperCartridge
+    - NewsReaderCartridge
+    - CrimeAssistCartridge # DeltaV
+    - SecWatchCartridge # DeltaV: SecWatch replaces WantedList
+    - LogProbeCartridge
+    - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: BasePDA
@@ -860,6 +903,7 @@
       - NewsReaderCartridge
       - CrimeAssistCartridge
       - SecWatchCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -882,6 +926,7 @@
       - NewsReaderCartridge
       - CrimeAssistCartridge
       - SecWatchCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -903,6 +948,7 @@
       - NewsReaderCartridge
       - CrimeAssistCartridge
       - SecWatchCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -922,6 +968,15 @@
     borderColor: "#00842e"
   - type: Icon
     state: pda-centcom
+  - type: CartridgeLoader
+    uiKey: enum.PdaUiKey.Key
+    preinstalled:
+      - CrewManifestCartridge
+      - NotekeeperCartridge
+      - NewsReaderCartridge
+      - SecWatchCartridge # DeltaV: SecWatch replaces WantedList
+      - LogProbeCartridge
+      - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: CentcomPDA
@@ -935,11 +990,16 @@
     scanDelay: 0
   - type: CartridgeLoader
     uiKey: enum.PdaUiKey.Key
+    notificationsEnabled: false
+    diskSpace: 10 # DeltaV
     preinstalled:
       - CrewManifestCartridge
       - NotekeeperCartridge
       - NewsReaderCartridge
       - LogProbeCartridge
+      - SecWatchCartridge # DeltaV: SecWatch replaces WantedList
+      - StockTradingCartridge # Delta-V
+      - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: CentcomPDA
@@ -1022,6 +1082,7 @@
     uiKey: enum.PdaUiKey.Key
     preinstalled:
       - NotekeeperCartridge
+      - NanoChatCartridge # DeltaV
     cartridgeSlot:
       priority: -1
       name: Cartridge
@@ -1049,6 +1110,15 @@
     accentVColor: "#447987"
   - type: Icon
     state: pda-ert
+  - type: CartridgeLoader
+    uiKey: enum.PdaUiKey.Key
+    preinstalled:
+      - CrewManifestCartridge
+      - NotekeeperCartridge
+      - NewsReaderCartridge
+      - SecWatchCartridge # DeltaV: SecWatch replaces WantedList
+      - LogProbeCartridge
+      - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: ERTLeaderPDA
@@ -1085,14 +1155,19 @@
   id: ERTMedicPDA
   name: ERT Medic PDA
   suffix: Medic
-  description: Red for firepower, it's shiny and sterile. Has a built-in rapid health analyzer.
+  description: Red for firepower, it's shiny and sterile.
   components:
   - type: Pda
     id: ERTMedicIDCard
-  - type: HealthAnalyzer
-    scanDelay: 1
-    scanningEndSound:
-      path: "/Audio/Items/Medical/healthscanner.ogg"
+  - type: CartridgeLoader
+    uiKey: enum.PdaUiKey.Key
+    preinstalled:
+      - CrewManifestCartridge
+      - NotekeeperCartridge
+      - NewsReaderCartridge
+      - MedTekCartridge
+      - CrimeAssistCartridge
+      - SecWatchCartridge
 
 - type: entity
   parent: ERTLeaderPDA
@@ -1118,7 +1193,7 @@
     accentVColor: "#447987"
 
 - type: entity
-  parent: BasePDA
+  parent: BaseMedicalPDA
   id: PsychologistPDA
   name: psychologist PDA
   description: Looks immaculately cleaned.
@@ -1157,6 +1232,13 @@
     borderColor: "#3f3f74"
   - type: Icon
     state: pda-reporter
+  - type: CartridgeLoader # DeltaV
+    preinstalled:
+    - CrewManifestCartridge
+    - NotekeeperCartridge
+    - NewsReaderCartridge
+    - StockTradingCartridge # DeltaV - StockTrading
+    - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: BasePDA
@@ -1202,17 +1284,19 @@
     state: pda-detective
   - type: CartridgeLoader # DeltaV - Crime Assist + SecWatch
     preinstalled:
-      - CrewManifestCartridge
-      - NotekeeperCartridge
-      - NewsReaderCartridge
-      - CrimeAssistCartridge
-      - SecWatchCartridge
+    - CrewManifestCartridge
+    - NotekeeperCartridge
+    - NewsReaderCartridge
+    - CrimeAssistCartridge # DeltaV
+    - SecWatchCartridge # DeltaV: SecWatch replaces WantedList
+    - LogProbeCartridge
+    - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: BaseMedicalPDA
   id: BrigmedicPDA
   name: brigmedic PDA
-  description: I wonder whose pulse is on the screen? I hope he doesnt stop... PDA has a built-in health analyzer.
+  description: I wonder whose pulse is on the screen? I hope it doesn't stop...
   components:
   - type: Pda
     id: BrigmedicIDCard
@@ -1231,11 +1315,12 @@
     state: pda-brigmedic
   - type: CartridgeLoader # DeltaV - Crime Assist + SecWatch
     preinstalled:
-      - CrewManifestCartridge
-      - NotekeeperCartridge
-      - NewsReaderCartridge
-      - CrimeAssistCartridge
-      - SecWatchCartridge
+    - CrewManifestCartridge
+    - NotekeeperCartridge
+    - NewsReaderCartridge
+    - CrimeAssistCartridge # DeltaV
+    - SecWatchCartridge # DeltaV: SecWatch replaces WantedList
+    - NanoChatCartridge # DeltaV
 
 - type: entity
   parent: ClownPDA
@@ -1295,7 +1380,7 @@
   parent: BaseMedicalPDA
   id: SeniorPhysicianPDA
   name: senior physician PDA
-  description: Smells faintly like iron and chemicals. Has a built-in health analyzer.
+  description: Smells faintly like iron and chemicals.
   components:
   - type: Pda
     id: SeniorPhysicianIDCard
@@ -1334,6 +1419,7 @@
       - NewsReaderCartridge
       - CrimeAssistCartridge
       - SecWatchCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: SyndiPDA
@@ -1370,6 +1456,8 @@
     uiKey: enum.PdaUiKey.Key
     preinstalled:
       - NotekeeperCartridge
+      - MedTekCartridge
+      - NanoChatCartridge
     cartridgeSlot:
       priority: -1
       name: Cartridge
diff --git a/Resources/Prototypes/Entities/Objects/Misc/identification_cards.yml b/Resources/Prototypes/Entities/Objects/Misc/identification_cards.yml
index 621fb4557d0..89cd8abb924 100644
--- a/Resources/Prototypes/Entities/Objects/Misc/identification_cards.yml
+++ b/Resources/Prototypes/Entities/Objects/Misc/identification_cards.yml
@@ -24,6 +24,8 @@
     - WhitelistChameleon
   - type: StealTarget
     stealGroup: IDCard
+  - type: NanoChatCard # DeltaV
+  - type: MiningPoints # DeltaV
 
 #IDs with layers
 
@@ -641,24 +643,13 @@
   - type: Sprite
     layers:
     - state: centcom
-    - state: departmenthead
-      color: "#1B67A5"
-    - state: subdepartment
-      color: "#1B67A5"
-    - state: cc
   - type: Item
     heldPrefix: blue
-  - type: IdCard
-    jobTitle: Central Commander
-    jobIcon: JobIconNanotrasen
-  - type: Access
-    groups:
-    - AllAccess
-    tags:
-    - CentralCommand
+  - type: PresetIdCard
+    job: CentralCommandOfficial
 
 - type: entity
-  parent: CentcomIDCard
+  parent: IDCardStandard
   id: ERTLeaderIDCard
   name: ERT leader ID card
   components:
@@ -670,13 +661,13 @@
     - state: subdepartment
       color: "#1B67A5"
     - state: captain
-  - type: IdCard
-    jobTitle: ERT Company Commander
+  - type: PresetIdCard
+    job: ERTLeader
   - type: Item
     heldPrefix: gold
 
 - type: entity
-  parent: ERTLeaderIDCard
+  parent: IDCardStandard
   id: ERTChaplainIDCard
   name: ERT chaplain ID card
   components:
@@ -686,15 +677,15 @@
     - state: departmenthead
       color: "#1B67A5"
     - state: subdepartment
-      color: "#C96DBF"
+      color: "#1B67A5"
     - state: chaplain
-  - type: IdCard
-    jobTitle: ERT Soul Officer
+  - type: PresetIdCard
+    job: ERTChaplain
   - type: Item
     heldPrefix: blue
 
 - type: entity
-  parent: ERTChaplainIDCard
+  parent: IDCardStandard
   id: ERTEngineerIDCard
   name: ERT engineer ID card
   components:
@@ -706,11 +697,11 @@
     - state: subdepartment
       color: "#F39F27"
     - state: stationengineer
-  - type: IdCard
-    jobTitle: ERT Field Engineer
+  - type: PresetIdCard
+    job: ERTEngineer
 
 - type: entity
-  parent: ERTChaplainIDCard
+  parent: IDCardStandard
   id: ERTJanitorIDCard
   name: ERT janitor ID card
   components:
@@ -722,11 +713,11 @@
     - state: subdepartment
       color: "#58C800"
     - state: janitor
-  - type: IdCard
-    jobTitle: ERT Custodian
+  - type: PresetIdCard
+    job: ERTJanitor
 
 - type: entity
-  parent: ERTChaplainIDCard
+  parent: IDCardStandard
   id: ERTMedicIDCard
   name: ERT medic ID card
   components:
@@ -738,11 +729,11 @@
     - state: subdepartment
       color: "#5B97BC"
     - state: medicaldoctor
-  - type: IdCard
-    jobTitle: ERT Medical Doctor
+  - type: PresetIdCard
+    job: ERTMedical
 
 - type: entity
-  parent: ERTChaplainIDCard
+  parent: IDCardStandard
   id: ERTSecurityIDCard
   name: ERT security ID card
   components:
@@ -752,10 +743,10 @@
     - state: departmenthead
       color: "#1B67A5"
     - state: subdepartment
-      color: "#CB0000"
-    - state: securityofficer
-  - type: IdCard
-    jobTitle: ERT Field Officer
+      color: "#1B67A5"
+    - state: cc
+  - type: PresetIdCard
+    job: ERTSecurity
 
 - type: entity
   parent: IDCardStandard
@@ -773,8 +764,8 @@
     - state: cc
   - type: Item
     heldPrefix: blue
-  - type: IdCard
-    jobTitle: Central Commander
+  - type: PresetIdCard
+    job: CentralCommandOfficial
   - type: Access
     tags:
     - Maintenance
@@ -810,8 +801,8 @@
     - state: death
   - type: Item
     heldPrefix: blue
-  - type: IdCard
-    jobTitle: Centcom Agent
+  - type: PresetIdCard
+    job: DeathSquad
 
 - type: entity
   name: passenger ID card
@@ -834,63 +825,6 @@
       color: "#878787"
     - state: passenger
   - type: AgentIDCard
-    icons:
-    # TODO figure out a better way of doing this.
-    # Probably by adding a bool or icon-category data-field to the icon prototype?
-    - JobIconDetective
-    - JobIconQuarterMaster
-    - JobIconBotanist
-    - JobIconBoxer
-    - JobIconAtmosphericTechnician
-    - JobIconNanotrasen
-    - JobIconPrisoner
-    - JobIconJanitor
-    - JobIconChemist
-    - JobIconStationEngineer
-    - JobIconSecurityOfficer
-    - JobIconChiefMedicalOfficer
-    - JobIconRoboticist
-    - JobIconChaplain
-    - JobIconLawyer
-    - JobIconUnknown
-    - JobIconLibrarian
-    - JobIconCargoTechnician
-    - JobIconScientist
-    - JobIconResearchAssistant
-    - JobIconGeneticist
-    - JobIconClown
-    - JobIconCaptain
-    - JobIconHeadOfPersonnel
-    - JobIconVirologist
-    - JobIconShaftMiner
-    - JobIconPassenger
-    - JobIconChiefEngineer
-    - JobIconBartender
-    - JobIconHeadOfSecurity
-    - JobIconBrigmedic
-    - JobIconMedicalDoctor
-    - JobIconParamedic
-    - JobIconChef
-    - JobIconWarden
-    - JobIconResearchDirector
-    - JobIconMime
-    - JobIconMusician
-    - JobIconReporter
-    - JobIconPsychologist
-    - JobIconMedicalIntern
-    - JobIconTechnicalAssistant
-    - JobIconServiceWorker
-    - JobIconSecurityCadet
-    - JobIconZookeeper
-    - JobIconPrisonGuard # Nyanotrasen - PrisonGuard, see Resources/Prototypes/Nyanotrasen/Roles/Jobs/Security/prisonguard.yml
-    - JobIconMailCarrier # Nyanotrasen - MailCarrier, see Resources/Prototypes/Nyanotrasen/Roles/Jobs/Cargo/mail-carrier.yml
-    - JobIconMartialArtist # Nyanotrasen - MartialArtist, see Resources/Prototypes/Nyanotrasen/Roles/Jobs/Wildcards/martialartist.yml
-    - JobIconGladiator # Nyanotrasen - Gladiator, see Resources/Prototypes/Nyanotrasen/Roles/Jobs/Wildcards/gladiator.yml
-    - JobIconForensicMantis  # Nyanotrasen - ForensicMantis, see Resources/Prototypes/Nyanotrasen/Roles/Jobs/Epistemics/forensicmantis.yml
-    - JobIconClerk # Delta V - Added justice dept
-    - JobIconChiefJustice # Delta V - Added justice dept
-    - JobIconProsecutor # Delta V - Added justice dept
-    - JobIconVisitor
   - type: ActivatableUI
     key: enum.AgentIDCardUiKey.Key
     inHandsOnly: true
@@ -1075,8 +1009,8 @@
     - state: cc
   - type: Item
     heldPrefix: blue
-  - type: IdCard
-    jobTitle: Centcom Quarantine Officer
+  - type: PresetIdCard
+    job: CBURN
 
 - type: entity
   parent: IDCardStandard
@@ -1094,7 +1028,7 @@
     - state: clown
       color: "#7C0A0A"
   - type: IdCard
-    jobTitle: Cluwne
+    jobTitle: job-title-cluwne
   - type: Unremoveable
 
 - type: entity
@@ -1161,3 +1095,17 @@
   - type: PresetIdCard
     job: SeniorOfficer
 
+- type: entity
+  parent: IDCardStandard
+  id: AdminAssistantIDCard
+  name: administrative assistant ID card
+  components:
+  - type: Sprite
+    layers:
+    - state: silver
+    - sprite: DeltaV/Objects/Misc/id_cards.rsi
+      state: idadminassistant
+  - type: Item
+    heldPrefix: silver
+  - type: PresetIdCard
+    job: AdministrativeAssistant
\ No newline at end of file
diff --git a/Resources/Prototypes/Nyanotrasen/Entities/Objects/Devices/pda.yml b/Resources/Prototypes/Nyanotrasen/Entities/Objects/Devices/pda.yml
index c85255f814e..f2a16126b96 100644
--- a/Resources/Prototypes/Nyanotrasen/Entities/Objects/Devices/pda.yml
+++ b/Resources/Prototypes/Nyanotrasen/Entities/Objects/Devices/pda.yml
@@ -39,6 +39,7 @@
       - NewsReaderCartridge
       - CrimeAssistCartridge
       - SecWatchCartridge
+      - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -73,6 +74,7 @@
     - NotekeeperCartridge
     - NewsReaderCartridge
     - MailMetricsCartridge
+    - NanoChatCartridge
 
 - type: entity
   parent: BasePDA
@@ -119,3 +121,4 @@
      - NotekeeperCartridge
      - NewsReaderCartridge
      - GlimmerMonitorCartridge
+     - NanoChatCartridge
diff --git a/Resources/Textures/DeltaV/Interface/VerbIcons/ATTRIBUTION.txt b/Resources/Textures/DeltaV/Interface/VerbIcons/ATTRIBUTION.txt
new file mode 100644
index 00000000000..c4cc0324d56
--- /dev/null
+++ b/Resources/Textures/DeltaV/Interface/VerbIcons/ATTRIBUTION.txt
@@ -0,0 +1,2 @@
+bell.svg taken from https://coreui.io/icons/
+Licensed under CC BY 4.0
diff --git a/Resources/Textures/DeltaV/Interface/VerbIcons/bell.svg b/Resources/Textures/DeltaV/Interface/VerbIcons/bell.svg
new file mode 100644
index 00000000000..4274db2113f
--- /dev/null
+++ b/Resources/Textures/DeltaV/Interface/VerbIcons/bell.svg
@@ -0,0 +1,5 @@
+<!-- Generated by IcoMoon.io -->
+<svg version="1.1" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24">
+<title>bell</title>
+<path d="M21.106 16.339l-2.047-3.779v-3.935c0-3.929-3.196-7.125-7.125-7.125s-7.125 3.196-7.125 7.125v3.935l-2.047 3.779c-0.085 0.155-0.136 0.339-0.136 0.536 0 0.621 0.504 1.125 1.125 1.125h4.075c-0.011 0.124-0.017 0.249-0.017 0.375 0 2.278 1.847 4.125 4.125 4.125s4.125-1.847 4.125-4.125v0c0-0.126-0.006-0.251-0.017-0.375h4.075c0 0 0 0 0 0 0.621 0 1.125-0.504 1.125-1.125 0-0.196-0.050-0.381-0.139-0.542l0.003 0.006zM14.559 18.375c0 0.001 0 0.001 0 0.002 0 1.45-1.175 2.625-2.625 2.625s-2.625-1.175-2.625-2.625c0-0.133 0.010-0.264 0.029-0.392l-0.002 0.014h5.196c0.017 0.113 0.027 0.243 0.027 0.375v0zM4.381 16.5l1.928-3.56v-4.315c0-3.107 2.518-5.625 5.625-5.625s5.625 2.518 5.625 5.625v0 4.315l1.928 3.56z"></path>
+</svg>
diff --git a/Resources/Textures/DeltaV/Interface/VerbIcons/bell.svg.png b/Resources/Textures/DeltaV/Interface/VerbIcons/bell.svg.png
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new file mode 100644
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GIT binary patch
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diff --git a/Resources/Textures/DeltaV/Misc/program_icons.rsi/meta.json b/Resources/Textures/DeltaV/Misc/program_icons.rsi/meta.json
new file mode 100644
index 00000000000..96c74d48aa2
--- /dev/null
+++ b/Resources/Textures/DeltaV/Misc/program_icons.rsi/meta.json
@@ -0,0 +1,17 @@
+{
+    "version": 1,
+    "license": "CC0-1.0",
+    "copyright": "stock_trading made by Malice, nanochat made by kushbreth (discord)",
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "states": [
+        {
+            "name": "stock_trading"
+        },
+        {
+            "name": "nanochat"
+        }
+    ]
+}
diff --git a/Resources/Textures/DeltaV/Misc/program_icons.rsi/nanochat.png b/Resources/Textures/DeltaV/Misc/program_icons.rsi/nanochat.png
new file mode 100644
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diff --git a/Resources/Textures/DeltaV/Misc/program_icons.rsi/stock_trading.png b/Resources/Textures/DeltaV/Misc/program_icons.rsi/stock_trading.png
new file mode 100644
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diff --git a/Resources/Textures/DeltaV/Objects/Devices/cartridge.rsi/cart-chat.png b/Resources/Textures/DeltaV/Objects/Devices/cartridge.rsi/cart-chat.png
new file mode 100644
index 0000000000000000000000000000000000000000..80a921c94de591d266043d1f631e1f9c91b505f1
GIT binary patch
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diff --git a/Resources/Textures/DeltaV/Objects/Devices/cartridge.rsi/meta.json b/Resources/Textures/DeltaV/Objects/Devices/cartridge.rsi/meta.json
index 4a4ba3352f8..ba96751650a 100644
--- a/Resources/Textures/DeltaV/Objects/Devices/cartridge.rsi/meta.json
+++ b/Resources/Textures/DeltaV/Objects/Devices/cartridge.rsi/meta.json
@@ -1,7 +1,7 @@
 {
     "version": 1,
     "license": "CC-BY-SA-3.0",
-    "copyright": "Timfa, plus edits by portfiend",
+    "copyright": "cart-chat made by kushbreth (discord), cart-cri, cart-mail, cart-stonk made by Monotheonist (github), edited from cart-log, cart-nav & cart-med cartridges; cart-log made by Skarletto (github), cart-nav, cart-med made by ArchRBX (github)",
     "size": {
         "x": 32,
         "y": 32
@@ -12,6 +12,12 @@
         },
         {
             "name": "cart-mail"
+        },
+        {
+            "name": "cart-chat"
+        },
+        {
+            "name": "cart-stonk"
         }
     ]
 }