Rocket.Chat Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework. Freemium $ $ $ Open Source Mac Windows Linux Self-Hosted Cloudron Channels Group chat Omnichannel messaging Video chat ... Ad-free Bots Telegram integration Video Conferencing Whatsapp integration Chat Bot Extensible by Plugins/Extensions Integrated File Sharing Location Mapping Share your screen Self-Serve Capability Slack integration Voice messages Add a feature 125 Like
Spectrum Chat A newly open sourced self hosted Slack like alternative for building persistent chat communities. Free Open Source Mac Web Self-Hosted Software as a Service (SaaS) Community management Group chat Channels Group collaboration ... Indexed search Support for @mentions Real time collaboration Team Collaboration Team work Threaded Conversations Add a feature 11 Like
Wey Fast open source Slack desktop app, written in Node.js with native UI powered by the Yue library. Free Open Source Mac Windows Linux Slack client Add a feature 2 Like
