diff --git a/implementations/Mavennet.json b/implementations/Mavennet.json
index 89ff355..9752c63 100644
--- a/implementations/Mavennet.json
+++ b/implementations/Mavennet.json
@@ -14,5 +14,15 @@
       "endpoint": "https://vc.mavennet.com/credentials/verify",
       "tags": ["BitstringStatusList"]
     }
-  ]
+  ],
+  "jose-cose": {
+    "features": {
+      "credential_jose": true,
+      "credential_cose": true,
+      "credential_sdjwt": false,
+      "presentation_jose": true,
+      "presentation_cose": true,
+      "presentation_sdjwt": false
+    }
+  }
 }
diff --git a/implementations/Tradeverifyd.json b/implementations/Tradeverifyd.json
new file mode 100644
index 0000000..95e5bae
--- /dev/null
+++ b/implementations/Tradeverifyd.json
@@ -0,0 +1,14 @@
+{
+  "name": "Tradeverifyd",
+  "implementation": "Tradeverifyd",
+  "jose-cose": {
+    "features": {
+      "credential_jose": true,
+      "credential_cose": true,
+      "credential_sdjwt": true,
+      "presentation_jose": true,
+      "presentation_cose": true,
+      "presentation_sdjwt": true
+    }
+  }
+}
diff --git a/implementations/decentralgabe.json b/implementations/decentralgabe.json
new file mode 100644
index 0000000..e48d317
--- /dev/null
+++ b/implementations/decentralgabe.json
@@ -0,0 +1,14 @@
+{
+  "name": "decentralgabe",
+  "implementation": "decentralgabe",
+  "jose-cose": {
+    "features": {
+      "credential_jose": true,
+      "credential_cose": true,
+      "credential_sdjwt": true,
+      "presentation_jose": true,
+      "presentation_cose": true,
+      "presentation_sdjwt": true
+    }
+  }
+}