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@GrapheneOS

GrapheneOS

Security and privacy focused mobile OS with Android app compatibility. We focus on developing substantial privacy and security improvements.

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  1. platform_manifest platform_manifest Public

    Repo manifest for the GrapheneOS mobile privacy and security hardening project.

    587 242

  2. hardened_malloc hardened_malloc Public

    Hardened allocator designed for modern systems. It has integration into Android's Bionic libc and can be used externally with musl and glibc as a dynamic library for use on other Linux-based platfo…

    C 2.1k 175

  3. os-issue-tracker os-issue-tracker Public

    Issue tracker for GrapheneOS Android Open Source Project hardening work. Standalone projects like Auditor, AttestationServer and hardened_malloc have their own dedicated trackers.

    658 37

  4. Auditor Auditor Public

    Hardware-based attestation and intrusion detection app for Android. It provides both local verification with another Android device via QR codes and optional scheduled server-based verification wit…

    Java 730 126

  5. platform_bionic platform_bionic Public

    Hardened Android standard C library. Some of the past hardening has not yet been ported from Marshmallow, Nougat and Oreo to this Android Pie repository. Most is available via archived tags in http…

    Assembly 186 61

  6. Vanadium Vanadium Public

    Privacy and security enhanced releases of Chromium for GrapheneOS. Vanadium provides the WebView and standard user-facing browser on GrapheneOS. It depends on hardening in other GrapheneOS reposito…

    Python 2.3k 161

Repositories

Showing 10 of 198 repositories
  • infrastructure Public

    Shared server infrastructure

    GrapheneOS/infrastructure's past year of commit activity
    Shell 101 MIT 22 6 0 Updated Nov 13, 2026
  • Info Public
    GrapheneOS/Info's past year of commit activity
    Kotlin 36 MIT 25 11 13 Updated Nov 13, 2026
  • Auditor Public

    Hardware-based attestation and intrusion detection app for Android. It provides both local verification with another Android device via QR codes and optional scheduled server-based verification with support for alert emails. It uses hardware-backed keys and attestation support as the foundation and chains trust to the app for software checks.

    GrapheneOS/Auditor's past year of commit activity
    Java 730 MIT 126 35 16 Updated Nov 13, 2026
  • TalkBack Public Forked from google/talkback
    GrapheneOS/TalkBack's past year of commit activity
    Java 22 Apache-2.0 277 2 2 Updated Nov 13, 2026
  • Messaging Public

    Messaging app

    GrapheneOS/Messaging's past year of commit activity
    Kotlin 240 68 98 26 Updated Nov 13, 2026
  • grapheneos.org Public

    Servers for our website, HTTP/HTTPS connectivity checks, HTTPS network time, NTP (for Qualcomm XTRA), Broadcom PSDS cache, Samsung PSDS cache, Qualcomm PSDS (XTRA) cache, SUPL proxy, attestation key provisioning proxy, Vanadium component update check/download proxy, network location proxy and geocoding proxy. Also app and OS updates via an include.

    GrapheneOS/grapheneos.org's past year of commit activity
    HTML 794 MIT 214 61 57 Updated Nov 13, 2026
  • platform_system_ca-certificates Public
    GrapheneOS/platform_system_ca-certificates's past year of commit activity
    9 12 0 0 Updated Nov 13, 2026
  • platform_external_conscrypt Public
    GrapheneOS/platform_external_conscrypt's past year of commit activity
    Java 8 Apache-2.0 17 0 0 Updated Nov 13, 2026
  • device_google_laguna-kernels_6.18 Public

    Pixel 10, Pixel 10 Pro, Pixel 10 Pro XL and Pixel 10 Pro Fold kernel prebuilts.

    GrapheneOS/device_google_laguna-kernels_6.18's past year of commit activity
    3 0 0 0 Updated Nov 13, 2026
  • kernel_pixel Public
    GrapheneOS/kernel_pixel's past year of commit activity
    C 6 1 0 0 Updated Nov 13, 2026
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