diff --git a/src/development.html b/src/development.html
index 2a1bcacc..147daee2 100755
--- a/src/development.html
+++ b/src/development.html
@@ -32,6 +32,8 @@ <h1 class="narrow">Information for Developers</h1>
   [<a href="https://wiki.sagemath.org/daysindia25/schedule?action=AttachFile&do=view&target=stein-contrib.pdf">download presentation (pdf)</a>.
   {# <a href="http://sage.math.washington.edu/home/wstein/video/sagedays25/Contributing%20to%20Sage.m4v">download video (m4v)</a> #}
       ]</li>
+    <li><a href="https://www.youtube.com/watch?v=p3-W43ijTUg">The new (2023) GitHub-based dev workflow for SageMath</a> from <a href="https://www.youtube.com/@matthiaskoppe8974">Matthias Köppe</a> on <a href="https://www.youtube.com/">YouTube</a>. 
+  [<a href="https://hackmd.io/@mkoeppe/HyibcDT2j">notes</a>]</li>
   </ul>
 </div>