SimpleX Chat

The first messaging platform that has no user identifiers of any kind - 100% private by design.

🖲 Protects your messages and metadata - who you talk to and when.
🔐 Double ratchet encryption.
📱 Mobile apps for Android (Google Play,APK) andiOS.
🚀TestFlight preview for iOS with the new features 1-2 weeks earlier -limited to 10,000 users!
🖥 Available as aterminal (console) app / CLI on Linux, MacOS, Windows.
📫 How to reach us:chat@simplex.chat

Make a private connection!

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simplex-chatsimplex-chatPublic
SimpleX - the first messaging network operating without user identifiers of any kind - 100% private by design! iOS, Android and desktop apps 📱!
Haskell 10.5k 566
simplexmqsimplexmqPublic
⚙️ SimpleXMQ - A reference implementation of the SimpleX Messaging Protocol for simplex queues over public networks.
Haskell 748 90

Showing 10 of 55 repositories

simplex-chat Public
SimpleX - the first messaging network operating without user identifiers of any kind - 100% private by design! iOS, Android and desktop apps 📱!
simplex-chat/simplex-chat’s past year of commit activity
Haskell 10,478AGPL-3.0 566 975 136 UpdatedFeb 20, 2026
simplexmq Public
⚙️ SimpleXMQ - A reference implementation of the SimpleX Messaging Protocol for simplex queues over public networks.
simplex-chat/simplexmq’s past year of commit activity
Haskell 748AGPL-3.0 90 50 42 UpdatedFeb 20, 2026
simplex-virutstotal-scan Public
simplex-chat/simplex-virutstotal-scan’s past year of commit activity
Python0 1 0 0 UpdatedFeb 20, 2026
haskell.nix Public Forked frominput-output-hk/haskell.nix
Alternative Haskell Infrastructure for Nixpkgs
simplex-chat/haskell.nix’s past year of commit activity
Nix 7Apache-2.0 266 0 0 UpdatedFeb 20, 2026
cla Public
Contributor License Agreements for SImpleX Chat repositories
simplex-chat/cla’s past year of commit activity
4 3 0 0 UpdatedFeb 18, 2026
simplex-chat-libs Public
SimpleX Chat libraries
simplex-chat/simplex-chat-libs’s past year of commit activity
1AGPL-3.00 0 0 UpdatedJan 14, 2026
zip Public Forked frommrkkrp/zip
Efficient library for manipulating zip archives
simplex-chat/zip’s past year of commit activity
Haskell 3 30 0 0 UpdatedNov 1, 2025
vlc Public Forked fromvideolan/vlc
VLC media player - All pull requests are ignored, please followhttps://wiki.videolan.org/Sending_Patches_VLC/
simplex-chat/vlc’s past year of commit activity
C 1GPL-2.0 5,847 0 2 UpdatedJul 26, 2025
appimagetool Public Forked fromAppImage/appimagetool
A low-level tool to generate an AppImage from an existing AppDir
simplex-chat/appimagetool’s past year of commit activity
C0 45 0 0 UpdatedJun 4, 2025
type2-runtime Public Forked fromAppImage/type2-runtime
The runtime is the executable part of every AppImage. It mounts the payload via FUSE and executes the entrypoint.
simplex-chat/type2-runtime’s past year of commit activity
C0 31 0 0 UpdatedJun 2, 2025