diff --git a/_includes/sections/router-firmware.html b/_includes/sections/router-firmware.html
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--- a/_includes/sections/router-firmware.html
+++ b/_includes/sections/router-firmware.html
@@ -28,6 +28,6 @@
 <h3>Worth Mentioning</h3>
 
 <ul>
-  <li><a href="https://www.openbsd.org/">OpenBSD</a> - A project that produces a free, multi-platform 4.4BSD-based UNIX-like operating system. Emphasizes portability, standardization, correctness, proactive security and integrated cryptography.</li>
+  <li><a href="https://www.openbsd.org/">OpenBSD</a> - A project that produces a free, multi-platform 4.4BSD-based UNIX-like operating system. Emphasizes portability, standardization, correctness, proactive security and integrated cryptography. <a href="https://libertybsd.net/">LibertyBSD</a> is a completely <a href="https://www.wikipedia.org/wiki/Free_software">free software</a> version of <a href="https://www.openbsd.org/">OpenBSD</a>.</li>
   <li><a href="https://dd-wrt.com/">DD-WRT</a> - A is Linux-based firmware for wireless routers and wireless access points. It is compatible with several models of routers and access points.</li>
 </ul>