diff --git a/index.html b/index.html
index f2c3f90..a5b31fc 100644
--- a/index.html
+++ b/index.html
@@ -146,6 +146,7 @@ comment out individual nodes, arguments, or children:</p>
 <li>JavaScript: <a href="https://github.com/kdl-org/kdljs">kdljs</a></li>
 <li>Ruby: <a href="https://github.com/jellymann/kdl-rb">kdl-rb</a></li>
 <li>Dart: <a href="https://github.com/jellymann/kdl-dart">kdl-dart</a></li>
+<li>Java: <a href="https://github.com/hkolbeck/kdl4j">kdl4j</a></li>
 </ul>
 <h2>Editor Support</h2>
 <ul>