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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.

    473 155

  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 1.8k 128

  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.

    532 27

  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 642 98

  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 149 43

  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 100

Repositories

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Showing 10 of 152 repositories
  • GrapheneOS/platform_packages_modules_Permission's past year of commit activity
    Kotlin 10 37 0 6 Updated Mar 18, 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.

    GrapheneOS/grapheneos.org's past year of commit activity
    HTML 618 MIT 187 44 39 Updated Mar 18, 2026
  • adevtool Public Forked from kdrag0n/adevtool

    Android device support and bringup tool, designed for maximum automation and speed.

    GrapheneOS/adevtool's past year of commit activity
    HTML 62 MIT 76 0 9 Updated Mar 18, 2026
  • 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 repositories and doesn't include patches not relevant to the build targets used on GrapheneOS.

    GrapheneOS/Vanadium's past year of commit activity
    Shell 1,648 100 113 3 Updated Mar 18, 2026
  • ns1.grapheneos.org Public

    Authoritative DNS servers

    GrapheneOS/ns1.grapheneos.org's past year of commit activity
    Shell 40 MIT 5 0 0 Updated Mar 18, 2026
  • releases.grapheneos.org Public

    OS update and app repository servers

    GrapheneOS/releases.grapheneos.org's past year of commit activity
    Shell 105 MIT 16 0 1 Updated Mar 18, 2026
  • mail.grapheneos.org Public

    Mail server

    GrapheneOS/mail.grapheneos.org's past year of commit activity
    Shell 16 MIT 6 0 0 Updated Mar 18, 2026
  • matrix.grapheneos.org Public

    Matrix and Element Web server

    GrapheneOS/matrix.grapheneos.org's past year of commit activity
    Shell 20 4 0 0 Updated Mar 18, 2026
  • grapheneos.social Public

    GrapheneOS Mastodon server

    GrapheneOS/grapheneos.social's past year of commit activity
    Shell 16 4 0 0 Updated Mar 18, 2026
  • 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 151 MIT 53 16 4 Updated Mar 18, 2026

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