SimpleX Chat
The most private and secure chat and applications platform - now with double ratchet E2E encryption.
- Team Chat
- Haskell
- AGPL-3.0
- Actively maintained
GitHub stats
- GitHub stars
- 19,521
- Forks
- 1,357
- Open issues
- 1,012
- Commits, last 12 months
- 615
- Last commit
- Oct 5, 2026
- Latest release
- v7.0.3Sep 26, 2026
- Created
- Dec 21, 2019
Data from the GitHub API, refreshed daily.
About SimpleX Chat
The most private and secure chat and applications platform - now with double ratchet E2E encryption. SimpleX Chat is open source under the AGPL-3.0 license and written mainly in Haskell, so you can read the code, run it on your own hardware and keep full control of your data.
The project has 19,521 stars and 1,357 forks on GitHub, with 615 commits over the last year. It installs natively rather than through an official Docker image, so plan for a short manual setup.
Topics
- chat
- protocol
- e2ee
- privacy
- haskell
- security
- messaging
- encryption
- double-ratchet
Repository preview
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What is SimpleX Chat?
SimpleX Chat is a free, open-source app you can host on your own server, listed in our Team Chat category. The most private and secure chat and applications platform - now with double ratchet E2E encryption. The source code lives at github.com/simplex-chat/simplex-chat, where it has 19,521 stars.
Is SimpleX Chat free and open source?
Yes. SimpleX Chat is open-source software released under the AGPL-3.0 license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run SimpleX Chat with Docker?
SimpleX Chat does not list an official Docker image. It installs natively (Haskell), so follow the install steps in its README or look for a community-maintained container.
What are the best alternatives to SimpleX Chat?
Popular open-source alternatives to SimpleX Chat include Rocket.Chat, Novu and Mattermost.
Is SimpleX Chat actively maintained?
The most recent commit to SimpleX Chat was on Oct 5, 2026 with 615 commits in the past twelve months. The latest release is v7.0.3, published Sep 26, 2026. Check the open issues on GitHub to gauge how quickly maintainers respond.