diff --git a/changelog b/changelog
index 43fcb2b8..dc91f1fc 100644
--- a/changelog
+++ b/changelog
@@ -27,3 +27,11 @@
 	- Various bugfixes
 	- Key events pass through to host
 
+3.7 DSP overhaul and major release
+	- ZaMaximX2 has great new algorithm from DAFX
+	- ZamEQ2 has improved filter algorithms
+	- Multibands no longer crackle and pop
+	- Numerical labels on all knobs
+	- Mousewheel feels nicer on all knobs
+	- Travis build integration
+	- Various bugfixes
diff --git a/plugins/ZaMaximX2/ZaMaximX2Plugin.hpp b/plugins/ZaMaximX2/ZaMaximX2Plugin.hpp
index dc555980..0973dcf9 100644
--- a/plugins/ZaMaximX2/ZaMaximX2Plugin.hpp
+++ b/plugins/ZaMaximX2/ZaMaximX2Plugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMAXIMX2PLUGIN_HPP_INCLUDED
@@ -53,7 +51,7 @@ class ZaMaximX2Plugin : public Plugin
 
     const char* getDescription() const noexcept override
     {
-        return "";
+        return "Improved smooth peak limiter modelled from a DAFX paper";
     }
 
     const char* getMaker() const noexcept override
@@ -73,7 +71,7 @@ class ZaMaximX2Plugin : public Plugin
 
     uint32_t getVersion() const noexcept override
     {
-        return d_version(3, 6, 2);
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZaMultiComp/ZaMultiCompPlugin.hpp b/plugins/ZaMultiComp/ZaMultiCompPlugin.hpp
index 7f54a2ce..dce99533 100644
--- a/plugins/ZaMultiComp/ZaMultiCompPlugin.hpp
+++ b/plugins/ZaMultiComp/ZaMultiCompPlugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMULTICOMPX2PLUGIN_HPP_INCLUDED
@@ -118,7 +116,7 @@ class ZaMultiCompPlugin : public Plugin
 
     uint32_t getVersion() const noexcept override
     {
-        return 0x1700;
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZaMultiCompX2/ZaMultiCompX2Plugin.hpp b/plugins/ZaMultiCompX2/ZaMultiCompX2Plugin.hpp
index f0ebff99..2244738d 100644
--- a/plugins/ZaMultiCompX2/ZaMultiCompX2Plugin.hpp
+++ b/plugins/ZaMultiCompX2/ZaMultiCompX2Plugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMULTICOMPX2PLUGIN_HPP_INCLUDED
@@ -123,7 +121,7 @@ Stereo version of ZaMultiComp, with individual threshold controls for each band
 
     uint32_t getVersion() const noexcept override
     {
-        return 0x1700;
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamAutoSat/ZamAutoSatPlugin.hpp b/plugins/ZamAutoSat/ZamAutoSatPlugin.hpp
index 771d9b98..b93cd3a2 100644
--- a/plugins/ZamAutoSat/ZamAutoSatPlugin.hpp
+++ b/plugins/ZamAutoSat/ZamAutoSatPlugin.hpp
@@ -1,5 +1,5 @@
 /*
- * ZamAutoSat mono compressor 
+ * ZamAutoSat
  * Copyright (C) 2014  Damien Zammit <damien@zamaudio.com>
  *
  * This program is free software; you can redistribute it and/or
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMAUTOSATPLUGIN_HPP_INCLUDED
@@ -67,7 +65,7 @@ You can apply this plugin generously without affecting the tone.";
 
     uint32_t getVersion() const noexcept override
     {
-        return d_version(3, 6, 1);
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamComp/ZamCompPlugin.hpp b/plugins/ZamComp/ZamCompPlugin.hpp
index 0137e6ee..8338b4f1 100644
--- a/plugins/ZamComp/ZamCompPlugin.hpp
+++ b/plugins/ZamComp/ZamCompPlugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMCOMPPLUGIN_HPP_INCLUDED
@@ -75,7 +73,7 @@ class ZamCompPlugin : public Plugin
 
     uint32_t getVersion() const noexcept override
     {
-        return 0x1300;
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamCompX2/ZamCompX2Plugin.hpp b/plugins/ZamCompX2/ZamCompX2Plugin.hpp
index 8c2af03c..ba44edcd 100644
--- a/plugins/ZamCompX2/ZamCompX2Plugin.hpp
+++ b/plugins/ZamCompX2/ZamCompX2Plugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMCOMPX2PLUGIN_HPP_INCLUDED
@@ -80,7 +78,7 @@ class ZamCompX2Plugin : public Plugin
 
     uint32_t getVersion() const noexcept override
     {
-        return 0x1300;
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamDelay/ZamDelayPlugin.hpp b/plugins/ZamDelay/ZamDelayPlugin.hpp
index 867651dc..6580c733 100644
--- a/plugins/ZamDelay/ZamDelayPlugin.hpp
+++ b/plugins/ZamDelay/ZamDelayPlugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMCOMPPLUGIN_HPP_INCLUDED
@@ -60,7 +58,7 @@ class ZamDelayPlugin : public Plugin
 
     const char* getDescription() const noexcept override
     {
-        return "";
+        return "A simple mono delay plugin";
     }
 
     const char* getMaker() const noexcept override
@@ -80,7 +78,7 @@ class ZamDelayPlugin : public Plugin
 
     uint32_t getVersion() const noexcept override
     {
-        return 0x1300;
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamEQ2/ZamEQ2Plugin.hpp b/plugins/ZamEQ2/ZamEQ2Plugin.hpp
index 339daaae..b2d95a60 100644
--- a/plugins/ZamEQ2/ZamEQ2Plugin.hpp
+++ b/plugins/ZamEQ2/ZamEQ2Plugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMEQ2PLUGIN_HPP_INCLUDED
@@ -77,7 +75,7 @@ class ZamEQ2Plugin : public Plugin
 
     uint32_t getVersion() const noexcept override
     {
-        return d_version(3, 6, 2);
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamGEQ31/ZamGEQ31Plugin.hpp b/plugins/ZamGEQ31/ZamGEQ31Plugin.hpp
index 8a8e5bab..c9401b27 100644
--- a/plugins/ZamGEQ31/ZamGEQ31Plugin.hpp
+++ b/plugins/ZamGEQ31/ZamGEQ31Plugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMGEQ31PLUGIN_HPP_INCLUDED
@@ -97,7 +95,7 @@ class ZamGEQ31Plugin : public Plugin
 
     uint32_t getVersion() const noexcept override
     {
-        return 0x1001;
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamGate/ZamGatePlugin.hpp b/plugins/ZamGate/ZamGatePlugin.hpp
index 402f3c52..81d3b21a 100644
--- a/plugins/ZamGate/ZamGatePlugin.hpp
+++ b/plugins/ZamGate/ZamGatePlugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMGATEPLUGIN_HPP_INCLUDED
@@ -76,7 +74,7 @@ class ZamGatePlugin : public Plugin
 
 	uint32_t getVersion() const noexcept override
 	{
-		return d_version(3, 6, 2);
+		return d_version(3, 7, 0);
 	}
 
 	int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamGateX2/ZamGateX2Plugin.hpp b/plugins/ZamGateX2/ZamGateX2Plugin.hpp
index df62ceb0..0381586c 100644
--- a/plugins/ZamGateX2/ZamGateX2Plugin.hpp
+++ b/plugins/ZamGateX2/ZamGateX2Plugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMGATEPLUGIN_HPP_INCLUDED
@@ -76,7 +74,7 @@ class ZamGateX2Plugin : public Plugin
 
 	uint32_t getVersion() const noexcept override
 	{
-		return d_version(3, 6, 2);
+		return d_version(3, 7, 0);
 	}
 
 	int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamHeadX2/ZamHeadX2Plugin.hpp b/plugins/ZamHeadX2/ZamHeadX2Plugin.hpp
index 82736f4f..c75ee9a2 100644
--- a/plugins/ZamHeadX2/ZamHeadX2Plugin.hpp
+++ b/plugins/ZamHeadX2/ZamHeadX2Plugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMWIDTHX2PLUGIN_HPP_INCLUDED
@@ -69,7 +67,7 @@ class ZamHeadX2Plugin : public Plugin
 
     uint32_t getVersion() const noexcept override
     {
-        return d_version(3, 6, 1);
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override
diff --git a/plugins/ZamTube/ZamTubePlugin.hpp b/plugins/ZamTube/ZamTubePlugin.hpp
index 6e996c06..4f3c9c70 100644
--- a/plugins/ZamTube/ZamTubePlugin.hpp
+++ b/plugins/ZamTube/ZamTubePlugin.hpp
@@ -11,8 +11,6 @@
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
 #ifndef ZAMTUBEPLUGIN_HPP_INCLUDED
@@ -149,7 +147,7 @@ Wave digital filter physical model of a triode tube amplifier stage, with modell
 
     uint32_t getVersion() const noexcept override
     {
-        return 0x1500;
+        return d_version(3, 7, 0);
     }
 
     int64_t getUniqueId() const noexcept override