Signal TextSecure and RedPhone have been merged to create Signal! Using Signal, you can communicate instantly while avoiding SMS fees, create groups so that you can chat in... Free Open Source Mac Windows Linux Android iPhone ... Android Tablet iPad Chrome End-to-end encryption Encrypted chat Security focused Encrypted calls ... Encrypted Connection Self destructing messages Texting Video calling Voice Call Built-in File transfer Color coding Cross-platform Encrypted VoIP calls Forward Secrecy Group chat Mobile friendly Works Offline Protected by Password Based on phone number Privacy protection Private messaging Send files Voice messages Add a feature 336 Like
Tox Send messages, files, create groups and make Tox to Tox audio and video calls. Securely. Free Open Source Mac Windows Linux Android iPhone ... Android Tablet BSD Decentralized Built-in player Encrypted chat Peer-To-Peer ... Security focused Video calling Ad-free Anonymous Secure Filesharing Client side encryption End-to-end encryption Group chat Peer-To-Peer Privacy focused Share your screen Texting Add a feature 350 Like
Riot.im Riot (formerly Vector) is an opensource interoperable app running on Web, iOS and Android. It is built around chat rooms, both public and private and provides messaging... Free Open Source Linux Web Android iPhone iPad ... Self-Hosted Chrome Safari F-Droid Firefox Decentralized End-to-end encryption Group chat Matrix.org protocol ... Built-in File transfer Encrypted chat GitHub integration Group collaboration Self Hosted Feature Server Moderation Server side history Slack integration Team Collaboration Video calling Voice Call Add a feature 151 Like
Ring Ring is a secure and distributed voice, video and chat communication platform that requires no centralized server and leaves the power of privacy in the hands of the... Free Open Source Mac Windows Linux Android Decentralized Distributed End-to-end encryption Peer-To-Peer ... Video calling Add a feature 86 Like
ChatSecure ChatSecure is a free and open source messaging app that features OTR encryption over XMPP. Free Open Source iPhone iPad Encrypted chat Integrated File Sharing OTR Add a feature 55 Like
Bitmessage Bitmessage is a P2P communications protocol used to send encrypted messages to another person or to many subscribers. It is decentralized and trustless, meaning that you... Free Open Source Mac OS X Windows Linux BSD Encrypted chat Peer-To-Peer Add a feature 37 Like
Off-the-Record Messaging Off-the-Record (OTR) Messaging allows you to have private conversations over any instant messaging (MSN,Gtalk, Facebook and so on) by providing encryption... Free Open Source Mac OS X Windows Linux Java Mobile Encrypted chat Add a feature 41 Like
Bit Chat Technitium Bit Chat is a secure, peer-to-peer (p2p), open source instant messenger designed to provide end-to-end encryption. It can be used over Internet and private... Free Open Source Windows Linux End-to-end encryption Peer-To-Peer Add a feature 19 Like
Otr.to Open source anonymous, registration free P2P chat. You communicate directly and no logs are saved on the server. Otr.to is browser based, which means that you don't... Free Open Source Web Browser based app Encrypted chat Peer-To-Peer Add a feature 18 Like
Orbit Instant messaging rooms for the distributed network IPFS. Free Open Source Mac OS X Windows Linux IPFS JavaScript ... Go (Programming Language) No features added Add a feature 11 Like
Cyanide Cyanide is Tox client for Sailfish OS . Features 1v1 messaging DNS discovery ... Free Open Source Self-Hosted Sailfish OS No features added Add a feature 9 Like
GoldBug GoldBug is a secure Instant Messenger. You can be sure with using GoldBug (GB), that no third party can look into your chat communication. Private user-to-user... Free Open Source Mac OS X Windows Linux BSD Encrypted chat Peer-To-Peer Add a feature 9 Like
FireFloo Communicator FireFloo is an instant messaging communicator combining the open XMPP standard (Jabber, GMail Chat etc.) with the echo protocol for multi-encrypted messaging. Use... Free Open Source Windows Encrypted chat Add a feature 5 Like Discontinued The program is no longer updated. Last version, 1.0, released in February 2014, can be still downloaded from SourceForge.
VIPole Secure Messenger VIPole is a Secure Instant Messenger for secure messaging, encrypted voice/video calls, group chats that provides highly secure and strongly encrypted environment for... Freemium Mac OS X Windows Linux Android iPhone Encrypted chat Group chat Video calling Add a feature 6 Like
BitMail - Qt E-Mail Client. - Build-in Encryption to secure E-Mails - Secure P2P Email from Friend to Friend without relying on a central server. - Chat and Instant Messaging... Free Open Source Windows Decentralized Add a feature 3 Like
