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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.

    560 236

  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 165

  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.

    641 36

  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 716 120

  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 178 56

  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 148

Repositories

Showing 10 of 184 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. Also app and OS updates via an include.

    GrapheneOS/grapheneos.org's past year of commit activity
    HTML 764 MIT 212 57 52 Updated Oct 6, 2026
  • PdfViewer Public

    Simple Android PDF viewer based on pdf.js and content providers. The app doesn't require any permissions. The PDF stream is fed into the sandboxed WebView without giving it access to content or files. CSP is used to enforce that the JavaScript and styling properties within the WebView are entirely static.

    GrapheneOS/PdfViewer's past year of commit activity
    Kotlin 1,046 MIT 144 28 23 Updated Oct 6, 2026
  • platform_build_release Public
    GrapheneOS/platform_build_release's past year of commit activity
    7 16 0 0 Updated Oct 6, 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 73 MIT 82 0 4 Updated Oct 6, 2026
  • platform_packages_apps_Seedvault Public
    GrapheneOS/platform_packages_apps_Seedvault's past year of commit activity
    Kotlin 54 23 0 0 Updated Oct 6, 2026
  • Messaging Public

    Messaging app

    GrapheneOS/Messaging's past year of commit activity
    Kotlin 223 58 86 9 Updated Oct 6, 2026
  • Camera Public

    Modern camera app focused on privacy and security with QR & barcode scanning.

    GrapheneOS/Camera's past year of commit activity
    Kotlin 1,402 MIT 144 99 33 Updated Oct 6, 2026
  • platform_packages_apps_Contacts Public
    GrapheneOS/platform_packages_apps_Contacts's past year of commit activity
    Java 16 28 14 10 Updated Oct 6, 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 168 MIT 60 17 6 Updated Oct 6, 2026
  • device_google_laguna-kernels_6.6 Public

    Pixel 10, Pixel 10 Pro, Pixel 10 Pro XL and Pixel 10 Pro Fold kernel prebuilts.

    GrapheneOS/device_google_laguna-kernels_6.6's past year of commit activity
    26 8 0 0 Updated Oct 6, 2026
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