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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.

    452 148

  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 1.7k 124

  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.

    516 26

  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 633 96

  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 147 42

  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…

    Shell 1.6k 97

Repositories

Showing 10 of 147 repositories
  • 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.

    GrapheneOS/grapheneos.org’s past year of commit activity
    HTML 607 MIT 182 39 40 Updated Feb 9, 2026
  • grapheneos.social Public

    GrapheneOS Mastodon server

    GrapheneOS/grapheneos.social’s past year of commit activity
    Shell 16 4 0 1 Updated Feb 9, 2026
  • script Public

    Scripting for generating signed production releases of AOSP and metadata for the Updater app along with partially automated maintenance of out-of-tree patch sets.

    GrapheneOS/script’s past year of commit activity
    Shell 43 MIT 51 0 4 Updated Feb 9, 2026
  • platform_build Public

    Make Build System (being phased out upstream)

    GrapheneOS/platform_build’s past year of commit activity
    Python 68 60 0 1 Updated Feb 9, 2026
  • device_common Public

    Common device sources.

    GrapheneOS/device_common’s past year of commit activity
    Shell 27 30 0 0 Updated Feb 9, 2026
  • ns1.grapheneos.org Public

    Authoritative DNS servers

    GrapheneOS/ns1.grapheneos.org’s past year of commit activity
    Shell 38 MIT 5 0 1 Updated Feb 9, 2026
  • discuss.grapheneos.org Public

    Discussion forum server

    GrapheneOS/discuss.grapheneos.org’s past year of commit activity
    Shell 17 MIT 5 1 1 Updated Feb 9, 2026
  • releases.grapheneos.org Public

    OS update and app repository servers

    GrapheneOS/releases.grapheneos.org’s past year of commit activity
    Shell 99 MIT 15 0 1 Updated Feb 9, 2026
  • mail.grapheneos.org Public

    Mail server

    GrapheneOS/mail.grapheneos.org’s past year of commit activity
    Shell 15 MIT 6 0 1 Updated Feb 9, 2026
  • matrix.grapheneos.org Public

    Matrix and Element Web server

    GrapheneOS/matrix.grapheneos.org’s past year of commit activity
    Shell 19 4 0 1 Updated Feb 9, 2026
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