Peer-to-peer instant messenger

• https://tox.chat/
• https://briarproject.org/
• https://jami.net/

• https://mesh.im/
• https://www.opengarden.com/firechat/
• https://orbit.chat/
• http://blog.bittorrent.com/2015/05/12/bleep-private-messenger-now-on-all-major-platforms/