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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.

    550 234

  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 2k 161

  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.

    630 35

  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 709 119

  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 175 53

  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 2.2k 143

Repositories

Showing 10 of 183 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 166 MIT 60 17 6 Updated Sep 21, 2026
  • infrastructure Public

    Shared server infrastructure

    GrapheneOS/infrastructure's past year of commit activity
    Shell 99 MIT 21 6 0 Updated Sep 21, 2026
  • grapheneos.social Public

    GrapheneOS Mastodon server

    GrapheneOS/grapheneos.social's past year of commit activity
    Shell 19 MIT 5 0 0 Updated Sep 21, 2026
  • matrix.grapheneos.org Public

    Matrix and Element Web server

    GrapheneOS/matrix.grapheneos.org's past year of commit activity
    Shell 25 MIT 5 0 0 Updated Sep 21, 2026
  • discuss.grapheneos.org Public

    Discussion forum server

    GrapheneOS/discuss.grapheneos.org's past year of commit activity
    Shell 21 MIT 6 4 1 Updated Sep 21, 2026
  • mail.grapheneos.org Public

    Mail server

    GrapheneOS/mail.grapheneos.org's past year of commit activity
    Shell 26 MIT 6 0 0 Updated Sep 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 2,006 MIT 161 31 19 Updated Sep 20, 2026
  • apps.grapheneos.org Public

    Application repository

    GrapheneOS/apps.grapheneos.org's past year of commit activity
    Python 100 MIT 25 6 3 Updated Sep 20, 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 755 MIT 207 58 50 Updated Sep 19, 2026
  • platform_manifest Public

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

    GrapheneOS/platform_manifest's past year of commit activity
    550 234 0 1 Updated Sep 19, 2026
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