Adium
Open Source
Adium is an Open source multi-protocol instant messaging client for Mac OS X, supports MSN, Jabber, Yahoo! and other networks.
Signal
Open Source
Signal is the most scalable encryption tool.
Psi
Open Source
Psi is a free instant messaging application designed for the XMPP network (including Google Talk). Fast and lightweight, Psi is fully open-source and compatib…
Off-the-Record Messaging
Open Source
Off-the-Record Messaging (OTR) is a cryptographic protocol that provides encryption for instant messaging conversations.
Ricochet
Open Source
Ricochet uses the Tor network to reach your contacts without relying on messaging servers.
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…
Ring
Open Source
Ring (SFLphone) is an open-source SIP-compatible softphone and instant messenger for Linux, Microsoft Windows, OS X and Android.
Wickr
Free
Wickr is an instant messenger application.
Compare Bitmessage with alternatives
Compare RetroShare and Bitmessage and decide which is most suitable for you.
Compare Off-the-Record Messaging and Bitmessage and decide which is most suitable for you.
Compare Ricochet and Bitmessage and decide which is most suitable for you.