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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.

    506 174

  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 1.9k 147

  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.

    559 29

  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 666 107

  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 162 48

  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 1.9k 114

Repositories

Showing 10 of 159 repositories
  • AttestationServer Public

    attestation.app remote attestation server. Server code for use with the Auditor app: https://github.com/GrapheneOS/Auditor. It provides two services: submission of attestation data samples and a remote attestation implementation with email alerts to go along with the local implementation based on QR code scanning in the app.

    GrapheneOS/AttestationServer’s past year of commit activity
    Java 159 MIT 55 17 5 Updated Jun 22, 2026
  • discuss.grapheneos.org Public

    Discussion forum server

    GrapheneOS/discuss.grapheneos.org’s past year of commit activity
    Shell 20 MIT 5 3 1 Updated Jun 22, 2026
  • mail.grapheneos.org Public

    Mail server

    GrapheneOS/mail.grapheneos.org’s past year of commit activity
    Shell 19 MIT 6 0 1 Updated Jun 22, 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 683 MIT 197 47 47 Updated Jun 21, 2026
  • platform_frameworks_base Public Forked from aosp-mirror/platform_frameworks_base
    GrapheneOS/platform_frameworks_base’s past year of commit activity
    Java 15 6,609 0 27 Updated Jun 21, 2026
  • platform_system_fs_fs_mgr Public
    GrapheneOS/platform_system_fs_fs_mgr’s past year of commit activity
    C++ 0 1 0 0 Updated Jun 21, 2026
  • platform_system_update_engine Public
    GrapheneOS/platform_system_update_engine’s past year of commit activity
    C++ 5 1 0 0 Updated Jun 21, 2026
  • platform_manifest Public

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

    GrapheneOS/platform_manifest’s past year of commit activity
    506 174 0 2 Updated Jun 21, 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 45 MIT 56 0 4 Updated Jun 21, 2026
  • 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 platforms. It will gain more portability/integration over time.

    GrapheneOS/hardened_malloc’s past year of commit activity
    C 1,891 MIT 147 31 13 Updated Jun 21, 2026
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