Cross-platform email client providing POP/IMAP support, robust filtering, multiple accounts, and chat. Extendable via add-ons with RSS/Atom, etc.

A secure collaboration app with end-to-end encryption and interoperability across web, desktop, and mobile. Includes chat, voice, and video calls.

It is the brand new, and fastest ever, Matrix client. It is for personal and community use, and will support enterprise functionality later this year.

FluffyChat is an open, nonprofit and cute matrix messenger app for Ubuntu Touch, Android and iOS.

A Matrix client where you can enjoy the conversation using simple, elegant and secure interface protected by e2ee with the power of open source.

Fractal is a Matrix messaging app for GNOME written in Rust. Its interface is optimized for collaboration in large groups, such as free software projects.

Element Pro is a secure enterprise communication app built on the Matrix protocol, designed for organizations that need encrypted, compliant, and fully controlled collaboration. It combines real-time messaging, voice and video calls, and file sharing with strong administrative...

SchildiChat is a Matrix client based on Element with a more traditional instant messaging experience.

Syphon is privacy focused end-to-end encrypted capable matrix client aiming to feel comfortable and easy to use.

Commet is a client for Matrix focused on providing a feature rich experience while maintaining a simple interface. The goal is to build a secure, privacy respecting app without compromising on the features you have come to expect from a modern chat client.

The motivation behind the project is to provide a native desktop app for Matrix that feels more like a mainstream chat app (Element, Telegram etc) and less like an IRC client.

NeoChat is a client for Matrix, the decentralized communication protocol for instant messaging. It is a fork of Spectral, using KDE frameworks, most notably Kirigami, KConfig and KI18n.

Quaternion is a cross-platform Qt5-based desktop IM client for Matrix, a reference desktop application using libQMatrixClient. Source code, issue tracker, roadmap etc. can be found at GitHub. Releases (with links to cross-platform source code archives, as well as binaries for...

Conduit is a simple, fast and reliable chat server powered by Matrix. Conduit is an alternative to Synapse and tries to be lightweight and easy to install, but it is still in development.

Twake Chat is a secure, open source messaging platform designed for enterprises. It offers seamless integration of chat, video conferencing, file sharing, and email, and more.

Circles is the secure social sharing app for families and friends.

SECURITY

Every Circles post is encrypted end to end using state of the art secure messaging protocols from Matrix. No one can read your posts or look at your photos unless you invite them first.

FOR PARENTS.

A Matrix-Telegram hybrid puppeting/relaybot bridge.

-Efficient: A small memory footprint with better baseline performance than an out-of-the-box Synapse.

A terminal based Matrix client written in Go.

A simple-to-use messaging app for 1:1 communication and small groups supporting SMS, MMS, matrix and XMPP through libpurple.

Revolt is a small application which wraps Riot to provide better integration with desktop environments in general, and GNOME in particular:

Awesome hosting for Matrix chat and integrations - built on the Matrix open ecosystem for secure, decentralised communication, by the creators of Matrix.

Synapse: Matrix homeserver written in Python/Twisted.