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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.

    418 132

  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 1.6k 116

  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.

    462 23

  4. Auditor Auditor Public

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

    Java 593 90

  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 138 39

  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 1.4k 85

Repositories

Showing 10 of 180 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 139 MIT 49 14 2 Updated Nov 12, 2025
  • ns1.grapheneos.org Public

    Authoritative DNS servers

    GrapheneOS/ns1.grapheneos.org’s past year of commit activity
    Shell 26 MIT 3 2 0 Updated Nov 12, 2025
  • 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 40 MIT 48 0 3 Updated Nov 12, 2025
  • platform_manifest Public

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

    GrapheneOS/platform_manifest’s past year of commit activity
    418 132 0 1 Updated Nov 12, 2025
  • 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 565 MIT 169 29 26 Updated Nov 12, 2025
  • platform_tools_metalava Public
    GrapheneOS/platform_tools_metalava’s past year of commit activity
    Kotlin 3 4 0 0 Updated Nov 12, 2025
  • platform_system_tools_aidl Public
    GrapheneOS/platform_system_tools_aidl’s past year of commit activity
    C++ 1 1 0 0 Updated Nov 12, 2025
  • platform_system_vold Public
    GrapheneOS/platform_system_vold’s past year of commit activity
    C++ 3 6 0 0 Updated Nov 12, 2025
  • platform_system_sepolicy Public

    Base SELinux policy (extended by per-device repositories)

    GrapheneOS/platform_system_sepolicy’s past year of commit activity
    Go 17 32 0 0 Updated Nov 12, 2025
  • platform_system_netd Public
    GrapheneOS/platform_system_netd’s past year of commit activity
    C++ 8 15 0 0 Updated Nov 12, 2025
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