diff --git a/Waterfall/Waterfall-0.6.6.ckan b/Waterfall/Waterfall-0.6.6.ckan
new file mode 100644
index 0000000000..acf5ff3ac2
--- /dev/null
+++ b/Waterfall/Waterfall-0.6.6.ckan
@@ -0,0 +1,42 @@
+{
+    "spec_version": "v1.4",
+    "identifier": "Waterfall",
+    "name": "Waterfall Core",
+    "abstract": "Core Waterfall plugin to drive engine effects, plus default effect templates. Does nothing on its own, other mods supply compatibility.",
+    "author": "Chris Adderley (Nertea)",
+    "version": "0.6.6",
+    "ksp_version_min": "1.8.1",
+    "ksp_version_max": "1.12.99",
+    "license": "CC-BY-NC-SA-4.0",
+    "resources": {
+        "homepage": "https://forum.kerbalspaceprogram.com/index.php?/topic/196309-wip-waterfall-a-framework-for-continuous-mesh-driven-engine-effects-dec-19/",
+        "repository": "https://github.com/post-kerbin-mining-corporation/Waterfall",
+        "bugtracker": "https://github.com/post-kerbin-mining-corporation/Waterfall/issues",
+        "metanetkan": "https://github.com/post-kerbin-mining-corporation/Waterfall/raw/master/CKAN/Waterfall.netkan",
+        "remote-avc": "https://raw.githubusercontent.com/post-kerbin-mining-corporation/Waterfall/master/GameData/Waterfall/Versioning/Waterfall.version"
+    },
+    "tags": [
+        "plugin",
+        "library"
+    ],
+    "depends": [
+        {
+            "name": "ModuleManager"
+        }
+    ],
+    "install": [
+        {
+            "find": "Waterfall",
+            "install_to": "GameData"
+        }
+    ],
+    "download": "https://github.com/post-kerbin-mining-corporation/Waterfall/releases/download/0.6.6/Waterfall_0_6_6.zip",
+    "download_size": 21674702,
+    "download_hash": {
+        "sha1": "196A92F5948C26582B964A07B5845EFD0E4C843A",
+        "sha256": "E4ACE1961495268E6723927AD2B37D3F1670296F64440CF303678CE57F86EC29"
+    },
+    "download_content_type": "application/zip",
+    "release_date": "2021-07-03T16:08:37Z",
+    "x_generated_by": "netkan"
+}