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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.

    421 135

  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.

    463 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 595 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 40

  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 181 repositories
  • ns1.grapheneos.org Public

    Authoritative DNS servers

    GrapheneOS/ns1.grapheneos.org’s past year of commit activity
    Shell 27 MIT 3 2 0 Updated Nov 18, 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 568 MIT 167 29 27 Updated Nov 19, 2025
  • infrastructure Public

    Shared server infrastructure

    GrapheneOS/infrastructure’s past year of commit activity
    Shell 79 MIT 14 4 0 Updated Nov 19, 2025
  • 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 3 Updated Nov 19, 2025
  • apps.grapheneos.org Public

    Application repository

    GrapheneOS/apps.grapheneos.org’s past year of commit activity
    Python 68 MIT 16 5 4 Updated Nov 18, 2025
  • 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
    Java 832 MIT 115 33 12 Updated Nov 18, 2025
  • platform_frameworks_base Public Forked from aosp-mirror/platform_frameworks_base
    GrapheneOS/platform_frameworks_base’s past year of commit activity
    Java 9 6,504 0 15 Updated Nov 18, 2025
  • 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 1,418 85 101 3 Updated Nov 18, 2025
  • platform_manifest Public

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

    GrapheneOS/platform_manifest’s past year of commit activity
    421 135 0 1 Updated Nov 18, 2025
  • kernel_manifest-6.6 Public

    Kernel manifest for the Generic Linux 6.6 kernel.

    GrapheneOS/kernel_manifest-6.6’s past year of commit activity
    6 4 0 0 Updated Nov 18, 2025
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