Telegram
Free
Telegram is a free cloud-based instant messaging platform.
Signal
Open Source
Signal is the most scalable encryption tool.
Bitmessage
Open Source
Bitmessage is a decentralized, encrypted, peer-to-peer, trustless communications protocol that can be used by one person to send encrypted messages to another…
Tox
Open Source
Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption.
RetroShare
Open Source
RetroShare is open source software for encrypted filesharing, serverless email, instant messaging, online chat, and BBS, based on a friend-to-friend network b…
Ricochet
Open Source
Ricochet uses the Tor network to reach your contacts without relying on messaging servers.
