Matrix.org

Matrix is an open standard for decentralized persistent communication over IP.

Conversations

XMPP client designed with ease of use and security in mind

Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.

Glip is fully searchable, real-time group chat & video chat, task management, file sharing and more, in one easy-to-use app. Get started FREE today.

Open-source video calling and chat platform.

Openfire (formerly Wildfire) is a cross-platform instant messaging (IM) and groupchat server.

Pidgin is an easy to use and free chat client used by millions. Connect to AIM, MSN, Yahoo, and more chat networks all at once.

Web Framework for Rust

Fast, simple & secure messaging. Privacy that fits in your pocket.

A messaging app for teams who see through the Earth!

Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.

The Tor Project’s free software protects your privacy online. Site blocked? Email [mailto:[email protected]] for help downloading Tor Browser.

Send messages, files, create groups and make Tox to Tox audio and video calls. Securely.

Free and secure calls and messages to anyone, anywhere. Keep your conversations going no matter where you are.

WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.

Private & Secure Messenger

Powerful open source group chat