Add OnionCat in Self-Contained Networks (Worth Mentioning)

_includes/sections/self-contained-networks.html

@@ -74,7 +74,8 @@ <h3>Worth Mentioning</h3>
   <li><a href="https://i2pbote.xyz/">I2P-Bote</a> - End-to-end encrypted decentralized mail system within the I2P network.</li>
   <li><a href="https://gnunet.org/">GNUnet</a> - GNUnet provides a strong foundation of free software for a global, distributed network that provides security and privacy.</li>
   <li>
-    <a href="https://ipfs.io/">IPFS</a> <em>and</em> <a href="https://github.com/ipfs-shipyard/ipfs-companion">IPFS Companion</a>- A peer-to-peer hypermedia protocol to make the web faster, safer, and more open. IPFS Companion is a browser extension for redirecting queries to a gateway of your choice (generally local).
+    <a href="https://ipfs.io/">IPFS</a> <em>and</em> <a href="https://github.com/ipfs-shipyard/ipfs-companion">IPFS Companion</a>
+    - A peer-to-peer hypermedia protocol to make the web faster, safer, and more open. IPFS Companion is a browser extension for redirecting queries to a gateway of your choice (generally local).
     {% include badge.html
     color="warning"
     icon="fas fa-exclamation-triangle"
@@ -100,4 +101,8 @@ <h3>Worth Mentioning</h3>
     text="Not anonymous by default"
     %}
   </li>
+  <li>
+    <a href="https://www.onioncat.org/">OnionCat</a>
+    - An <a href="https://github.com/rahra/onioncat">open-source</a> anonymous decentralized VPN adapter. It encrypts all data and route them through Tor or I2P over a virtual IPv6 network.
+  </li>
 </ul>