Open Source Team Chat & Messaging Tools using MongoDB
A curated collection of the best open source platforms for real-time team messaging, with channels, direct messages, threads, file sharing, and app integrations. using MongoDB.
Self-hosted team messaging with voice, video, and AI
Stars
46,173Last commit
20 hours agoLicense
MIT
Open source communication platform combining messaging, voice, video, and AI for organizations that need full data control, air-gapped deployments, and zero-trust security.
Open Source Alternative to:
Group chat for friends and communities, without the baggage
Stars
3,348Last commit
13 hours agoLicense
Unknown
Self-hostable group chat with servers, channels, voice, and moderation tools. No ads, no data mining, built under EU privacy law.
Open Source Alternative to:
Secure open source messaging for professional teams
Stars
166Last commit
12 hours agoLicense
AGPL-3.0
Free Matrix-based messenger with end-to-end encryption, multi-platform bridges, and on-premise deployment. Connect across 30+ networks securely.
Open Source Alternative to:
Windshift – The self-hosted platform that replaces Jira.
Windshift