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@signalapp

Signal

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  1. Signal-Android Signal-Android Public

    A private messenger for Android.

    Kotlin 28.2k 6.6k

  2. Signal-Desktop Signal-Desktop Public

    A private messenger for Windows, macOS, and Linux.

    TypeScript 15.9k 2.9k

  3. Signal-iOS Signal-iOS Public

    A private messenger for iOS.

    Swift 11.8k 3.3k

  4. Signal-Server Signal-Server Public

    Server supporting the Signal Private Messenger applications on Android, Desktop, and iOS

    Java 10.3k 2.4k

  5. libsignal libsignal Public

    Home to the Signal Protocol as well as other cryptographic primitives which make Signal possible.

    Rust 5.3k 650

Repositories

Showing 10 of 126 repositories
  • Signal-Android Public

    A private messenger for Android.

    signalapp/Signal-Android’s past year of commit activity
    Kotlin 28,180 AGPL-3.0 6,645 423 16 Updated Jan 20, 2026
  • tus-server Public

    An implementation of the TUS server protocol for resumable uploads

    signalapp/tus-server’s past year of commit activity
    TypeScript 69 AGPL-3.0 22 0 0 Updated Jan 20, 2026
  • Signal-Pods Public

    Pods dependency tracker for Signal-iOS

    signalapp/Signal-Pods’s past year of commit activity
    C 62 86 0 2 Updated Jan 16, 2026
  • key-transparency-server Public

    Key transparency server

    signalapp/key-transparency-server’s past year of commit activity
    Go 9 AGPL-3.0 5 1 5 Updated Jan 16, 2026
  • libsignal Public

    Home to the Signal Protocol as well as other cryptographic primitives which make Signal possible.

    signalapp/libsignal’s past year of commit activity
    Rust 5,299 AGPL-3.0 650 7 1 Updated Jan 16, 2026
  • Signal-iOS Public

    A private messenger for iOS.

    signalapp/Signal-iOS’s past year of commit activity
    Swift 11,801 AGPL-3.0 3,337 108 20 Updated Jan 16, 2026
  • Signal-Desktop Public

    A private messenger for Windows, macOS, and Linux.

    signalapp/Signal-Desktop’s past year of commit activity
    TypeScript 15,941 AGPL-3.0 2,944 852 34 Updated Jan 16, 2026
  • SecureValueRecovery2 Public
    signalapp/SecureValueRecovery2’s past year of commit activity
    C++ 56 AGPL-3.0 23 1 0 Updated Jan 15, 2026
  • ringrtc Public
    signalapp/ringrtc’s past year of commit activity
    Rust 621 AGPL-3.0 151 3 1 Updated Jan 15, 2026
  • SparsePostQuantumRatchet Public

    Provides SPQR, a chunked post-quantum ratchet usable in parallel with DH ratchets for the libsignal protocol.

    signalapp/SparsePostQuantumRatchet’s past year of commit activity
    F* 50 AGPL-3.0 11 0 1 Updated Jan 14, 2026
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