SimpleX Chat
The most private and secure chat and applications platform - now with double ratchet E2E encryption.
Actively maintained with regular releases.
Commit activity more than 69% of tracked projects; popularity more than 87%. How this is calculated.
Commits, last 11 months
| Stars | 19k |
|---|---|
| Latest release | v7.0.3 · 26 Sept 2026 |
| Repo updated | 26 Sept 2026 |
| Licence | AGPL-3.0 |
| Built with | Haskell |
Is SimpleX Chat actively maintained?
Development is ongoing. The repository recorded 613 commits over the same window, and the last three months alone account for 242 of them.
The most recent tagged release, v7.0.3, shipped within the last month — a current, installable version exists today.
SimpleX Chat ranks #13 of 46 in Communication - Custom Communication Systems, placing it mid-table for maintenance activity.
What SimpleX Chat actually does
SimpleX Chat is an instant messaging platform built to operate without user identifiers like phone numbers or account numbers, using anonymous unidirectional queues instead. It provides end-to-end encrypted communication through custom application layers, keeping metadata hidden from intermediaries. The project is implemented in Haskell and distributed under the AGPL-3.0 licence.
Best fit: Privacy-focused individuals and technical teams who want to communicate without exposing transport metadata or relying on centralised account registries.
Worth knowing: Because it avoids standard identifiers and uses a decentralised queue architecture, setting it up for non-technical peers can be complex, and adoption heavily trails mainstream chat tools.
Deployment notes
Hosting typically requires configuring a reverse proxy for TLS termination and ensuring persistent storage is mapped for message queues. Haskell applications generally run well inside lightweight container environments with adequate memory allocated for the runtime.
Links
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