rustchat

The premium Open Source alternative to Slack

🎯 Best for:Teams needing a lightweight, self-hosted communication stack.

What is rustchat?

A real-time messaging platform replacing Slack for enterprise team collaboration. The backend is built in Rust to handle high-concurrency websocket connections with minimal resource overhead.

Tech Stack
RustTeam Collaboration

Why rustchat?

  • Extremely low memory footprint
  • Fast message delivery
  • Full data ownership

Limitations

  • Fewer third-party integrations
  • Requires server management
  • Basic mobile experience
3/19/2026
Last Update
1
Forks
2
Issues
MIT
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to rustchat instantly boosts your runway.

Competitor Cost
-$1,050
/ year (est. based on Slack)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

Community Discussion

Comments