diff --git a/README.md b/README.md
index 212b224..457b304 100644
--- a/README.md
+++ b/README.md
@@ -590,7 +590,7 @@ Comparison of NoSQL servers: http://kkovacs.eu/cassandra-vs-mongodb-vs-couchdb-v
 
 ### Router
 
-* [OPNsense](https://opnsense.org/) - An open source FreeBSD-based firewall and router with traffic shaping, load balancing, and virtual private network capabilities.
+* [OPNsense](https://opnsense.org/) - An open source FreeBSD-based firewall and router with traffic shaping, load balancing, and virtual private network capabilities. [Source Code](https://github.com/opnsense) `BSD-2-Clause` `PHP`
 
 ### Service Discovery