diff --git a/Data/Index.json b/Data/Index.json
index 995ef64..edf6fd2 100644
--- a/Data/Index.json
+++ b/Data/Index.json
@@ -741,6 +741,16 @@
       "curated": true
     }
   ],
+  "HistoryWorkbench": [
+    {
+      "repository": "https://github.com/eblanshey/HistoryWorkbench",
+      "git_ref": "release",
+      "branch_display_name": "release",
+      "freecad_min": "1.1.0",
+      "zip_url": "https://github.com/eblanshey/HistoryWorkbench/archive/refs/heads/release.zip",
+      "curated": false
+    }
+  ],
   "IconThemes": [
     {
       "repository": "https://github.com/triplus/IconThemes",
@@ -1433,6 +1443,16 @@
       "curated": true
     }
   ],
+  "ThreadWorkbench": [
+    {
+      "repository": "https://github.com/krwork3d/freecad_thread_workbench",
+      "git_ref": "master",
+      "branch_display_name": "master",
+      "freecad_min": "1.1.0",
+      "zip_url": "https://github.com/krwork3d/freecad_thread_workbench/archive/refs/heads/master.zip",
+      "curated": false
+    }
+  ],
   "TitleBlock": [
     {
       "repository": "https://github.com/APEbbers/TitleBlock-WB",