diff --git a/docs/_layouts/global.html b/docs/_layouts/global.html
index a53e8a775b71f..627ed37de4a9c 100755
--- a/docs/_layouts/global.html
+++ b/docs/_layouts/global.html
@@ -111,6 +111,7 @@
                                 <li class="divider"></li>
                                 <li><a href="building-spark.html">Building Spark</a></li>
                                 <li><a href="https://cwiki.apache.org/confluence/display/SPARK/Contributing+to+Spark">Contributing to Spark</a></li>
+                                <li><a href="https://cwiki.apache.org/confluence/display/SPARK/Supplemental+Spark+Projects">Supplemental Projects</a></li>
                             </ul>
                         </li>
                     </ul>
@@ -151,7 +152,7 @@ <h1 class="title">{{ page.title }}</h1>
                     MathJax.Hub.Config({
                         tex2jax: {
                             inlineMath: [ ["$", "$"], ["\\\\(","\\\\)"] ],
-                            displayMath: [ ["$$","$$"], ["\\[", "\\]"] ], 
+                            displayMath: [ ["$$","$$"], ["\\[", "\\]"] ],
                             processEscapes: true,
                             skipTags: ['script', 'noscript', 'style', 'textarea', 'pre']
                         }
diff --git a/docs/index.md b/docs/index.md
index e8ebadbd4e427..edd622ec90f64 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -107,6 +107,7 @@ options for deployment:
   * [OpenStack Swift](storage-openstack-swift.html)
 * [Building Spark](building-spark.html): build Spark using the Maven system
 * [Contributing to Spark](https://cwiki.apache.org/confluence/display/SPARK/Contributing+to+Spark)
+* [Supplemental Projects](https://cwiki.apache.org/confluence/display/SPARK/Supplemental+Spark+Projects): related third party Spark projects
 
 **External Resources:**