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Open Source Team Chat & Messaging Tools using Java

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 Java.

Quiet

Serverless team chat over Tor, no phone number needed

  • Stars

    2,659

  • Last commit

    3 days ago

  • License

    GPL-3.0
Quiet is a peer-to-peer messaging app that syncs messages directly between devices over Tor, with no central server, no phone number required, and no metadata leaks.

Open Source Alternative to:

Discord

Mezon

Create custom spaces to chat, game, and connect globally

  • Stars

    2,010

  • Last commit

    12 hours ago

  • License

    MIT
Build your own community space for gaming, chatting, and hanging out with friends worldwide. Customize your environment for the perfect social experience.

Open Source Alternative to:

Discord
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