diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index 34552e73..0bcb531f 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -40,6 +40,16 @@
           <%= image_tag "betadots.png", alt: "betadots logo", width: "32", height: "32" %>
           betadots GmbH
         </a>
+        -
+        Licensed under 
+        <a href="/~https://github.com/betadots/hdm/blob/main/LICENSE">
+          GNU Affero General Public License v3.0
+        </a>
+        -
+        <a href="/~https://github.com/betadots/hdm">
+          <%= icon("github") %>
+          Source code
+        </a>
       </div>
     </footer>
   </body>