diff --git a/www/index.html b/www/index.html
index bf3fa64..44416cb 100644
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+++ b/www/index.html
@@ -94,7 +94,14 @@
           <div class="container">
             <header class="major">
               <h2>Tested at scale</h2>
-              <p>Zuul powers some of the largest Open Source development efforts</p>
+              <p>Zuul powers some of the largest Open Source development efforts:</p>
+              <p>
+                  <a href="https://www.ansible.com/">Ansible</a>,
+                  <a href="https://opendev.org/">OpenDev</a>,
+                  <a href="https://openstack.org/">OpenStack</a>,
+                  <a href="https://softwarefactory-project.io/sf/welcome.html">Software Factory</a>,
+                  <a href="https://tungsten.io/">Tungsten Fabric<a/>
+              </p>
             </header>
           </div>
         </section>