diff --git a/modules/rules_diff/1.0.0-alpha.3/MODULE.bazel b/modules/rules_diff/1.0.0-alpha.3/MODULE.bazel
new file mode 100644
index 00000000000..6072f42d1d1
--- /dev/null
+++ b/modules/rules_diff/1.0.0-alpha.3/MODULE.bazel
@@ -0,0 +1,33 @@
+module(
+    name = "rules_diff",
+    version = "1.0.0-alpha.3",
+    bazel_compatibility = [
+        ">=7.0.0",
+    ],
+    compatibility_level = 1,
+)
+
+bazel_dep(name = "toolchain_utils", version = "1.0.0-beta.1")
+bazel_dep(name = "ape", version = "1.0.0-alpha.3")
+
+export = use_extension("@toolchain_utils//toolchain/export:defs.bzl", "toolchain_export")
+
+resolved = use_repo_rule("@toolchain_utils//toolchain/resolved:defs.bzl", "toolchain_resolved")
+
+[
+    (
+        use_repo(export, "ape-{}".format(tool)),
+        export.symlink(
+            name = tool,
+            target = "@ape-{}".format(tool),
+        ),
+        use_repo(export, tool),
+        resolved(
+            name = "resolved-{}".format(tool),
+            toolchain_type = "//diff/toolchain/{}:type".format(tool),
+        ),
+    )
+    for tool in ("diff", "diff3", "sdiff", "cmp")
+]
+
+register_toolchains("//diff/toolchain/...")
diff --git a/modules/rules_diff/1.0.0-alpha.3/presubmit.yml b/modules/rules_diff/1.0.0-alpha.3/presubmit.yml
new file mode 100644
index 00000000000..6a22be26e72
--- /dev/null
+++ b/modules/rules_diff/1.0.0-alpha.3/presubmit.yml
@@ -0,0 +1,20 @@
+bcr_test_module:
+  module_path: e2e
+  matrix:
+    bazel:
+      - 7.x
+    platform:
+      - debian10
+      - ubuntu2004
+      - macos
+      # TODO: we need `ape` to support `macos_arm64`
+      # - macos_arm64
+      # TODO: enable this once the `gitlab.arm.com` certificate is validated on BuildKite runner
+      # - windows
+  tasks:
+    run_tests:
+      name: Run end-to-end Tests
+      bazel: ${{ bazel }}
+      platform: ${{ platform }}
+      test_targets:
+        - "//..."
diff --git a/modules/rules_diff/1.0.0-alpha.3/source.json b/modules/rules_diff/1.0.0-alpha.3/source.json
new file mode 100644
index 00000000000..42723a8de52
--- /dev/null
+++ b/modules/rules_diff/1.0.0-alpha.3/source.json
@@ -0,0 +1,5 @@
+{
+  "url": "https://gitlab.arm.com/bazel/rules_diff/-/releases/v1.0.0-alpha.3/downloads/src.tar.gz",
+  "integrity": "sha512-g8eVWXWcRpkiWjxs54Zua9tjdX/mTZV2yWslBrFqftvHDaCLxJQ1uXb4fRqC3pM1XKFouelMkviYZSMJaVAT8w==",
+  "strip_prefix": "rules_diff-v1.0.0-alpha.3"
+}
diff --git a/modules/rules_diff/metadata.json b/modules/rules_diff/metadata.json
new file mode 100644
index 00000000000..c2a3d0363a2
--- /dev/null
+++ b/modules/rules_diff/metadata.json
@@ -0,0 +1,16 @@
+{
+    "homepage": "https://gitlab.arm.com/bazel/rules_diff",
+    "repository": [
+        "https://gitlab.arm.com/bazel/rules_diff"
+    ],
+    "versions":[
+        "1.0.0-alpha.3"
+    ],
+    "maintainers": [
+        {
+            "email": "matthew.clarkson@arm.com",
+            "github": "mattyclarkson",
+            "name": "Matt Clarkson"
+        }
+    ]
+}