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 <h3>Worth Mentioning</h3>
 <ul>
     <li><a href="https://jitsi.org/">Jitsi</a> - Jitsi is a free and open source multiplatform voice (VoIP), videoconferencing and instant messaging application.</li>
+    <li><a href="https://tox.chat/">Tox</a> - A free and open-source, peer-to-peer, encrypted instant messaging and video calling software.</li>
     <li><a href="http://www.ring.cx/">Ring (formerly SFLphone)</a> - Gives you a full control over your communications and an unmatched level of privacy.</li>
 </ul>