diff --git a/source/_data/tools.json b/source/_data/tools.json
index 69f4409..9a4f03f 100644
--- a/source/_data/tools.json
+++ b/source/_data/tools.json
@@ -594,6 +594,24 @@
         "diasporaClass": false,
         "OStatusClass": false,
         "categories": ["Libs"]
+      },
+      {
+        "title": "Test Suite",
+        "source": "https://github.com/go-fed/testsuite",
+        "protocols": "ActivityPub",
+        "site": "https://test.activitypub.dev",
+        "logo": "",
+        "servers": "",
+        "description": "An unofficial partially-automated ActivityPub test suite.",
+        "codeLanguage": "Go",
+        "techStack": "",
+        "license": "AGPL-3.0",
+        "FediAccount": "",
+        "apClass": true,
+        "zotClass": false,
+        "diasporaClass": false,
+        "OStatusClass": false,
+        "categories": ["Tests"]
       }
     ]
 }