Crust Enterprise Messaging

Crust Messaging is a secure, high performance, open source Slack alternative that allows your teams…

Conversations

XMPP client designed with ease of use and security in mind

handy and feature-rich enterprise multi-device messenger available for server or cloud – Slack-like, but not Slack-limited

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

A faster way for your team to communicate

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 self-hosted chat app for small teams

A desktop chat client for Discord and Slack

Web Framework for Rust

Ryver provides all of your team communications in one place: chats, posts, and files.

Apply a dark theme to Slack for Mac ⚫️ ✨

Modern team communication and collaboration

Sid is a secure teamwork tool to make your team communication safer, simpler and more efficient.

A messaging app for teams who see through the Earth!

TribeScale - The all-in-one platform to manage your teams - Tribescale

TrueConf is a video conferencing platform.

Fast open source Slack desktop app

Powerful open source group chat

Digital workplace solution