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@ossf

Open Source Security Foundation (OpenSSF)

OpenSSF is a community of software developers and security engineers who are working together to secure open source software for the greater public good.
OpenSSF Logo

OpenSSF is committed to working both upstream and with existing communities to advance open source security for all.

We foster collaboration, establish best practices, and develop innovative solutions to secure the development, maintenance, and consumption of open source software. OpenSSF is part of the nonprofit Linux Foundation.

Working Groups:

For any questions, concerns, reports, etc., please email operations@openssf.org.

Get Involved

Membership

We encourage all individual contributors to work with their employers to become members. We aim to grow an active, healthy community of contributors, reviewers, and code owners. Learn more about the requirements and responsibilities of membership in our Membership page or see current members.

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  1. wg-best-practices-os-developers wg-best-practices-os-developers Public

    The Best Practices for OSS Developers working group is dedicated to raising awareness and education of secure code best practices for open source developers.

    JavaScript 990 188

  2. ai-ml-security ai-ml-security Public

    Working Group on Artificial Intelligence and Machine Learning (AI/ML) Security

    145 22

  3. wg-securing-critical-projects wg-securing-critical-projects Public

    Helping allocate resources to secure the critical open source projects we all depend on.

    386 48

  4. wg-securing-software-repos wg-securing-software-repos Public

    OpenSSF Working Group on Securing Software Repositories

    129 29

  5. tac tac Public

    Technical Advisory Council

    135 76

  6. foundation foundation Public

    OpenSSF Governance and Legal Docs

    75 18

Repositories

Showing 10 of 77 repositories
  • allstar Public

    GitHub App to set and enforce security policies

    ossf/allstar’s past year of commit activity
    Go 1,391 Apache-2.0 144 61 (20 issues need help) 3 Updated Feb 23, 2026
  • ossf/ossf-landscape’s past year of commit activity
    31 Apache-2.0 28 0 0 Updated Feb 23, 2026
  • malicious-packages Public

    A repository of reports of malicious packages identified in Open Source package repositories, consumable via the Open Source Vulnerability (OSV) format.

    ossf/malicious-packages’s past year of commit activity
    Go 459 Apache-2.0 75 17 8 Updated Feb 23, 2026
  • ossf/orbit-launchpad’s past year of commit activity
    0 Apache-2.0 1 1 0 Updated Feb 23, 2026
  • scorecard Public

    OpenSSF Scorecard - Security health metrics for Open Source

    ossf/scorecard’s past year of commit activity
    Go 5,274 Apache-2.0 604 361 (11 issues need help) 23 Updated Feb 23, 2026
  • wg-orbit Public

    ORBIT: Open Resources for Baselines, Interoperability, and Tooling

    ossf/wg-orbit’s past year of commit activity
    21 Apache-2.0 4 6 (1 issue needs help) 1 Updated Feb 23, 2026
  • cve-bin-tool Public

    The CVE Binary Tool helps you determine if your system includes known vulnerabilities. You can scan binaries for over 350 common, vulnerable components (openssl, libpng, libxml2, expat and others), or if you know the components used, you can get a list of known vulnerabilities associated with an SBOM or a list of components and versions.

    ossf/cve-bin-tool’s past year of commit activity
    Python 1,634 GPL-3.0 600 152 (1 issue needs help) 64 Updated Feb 23, 2026
  • pvtr-github-repo-scanner Public

    Privateer plugin for scanning the security hygiene of a GitHub repository.

    ossf/pvtr-github-repo-scanner’s past year of commit activity
    Go 19 Apache-2.0 11 21 4 Updated Feb 21, 2026
  • fuzz-introspector Public

    Fuzz Introspector -- introspect, extend and optimise fuzzers

    ossf/fuzz-introspector’s past year of commit activity
    Python 447 Apache-2.0 81 107 (1 issue needs help) 7 Updated Feb 20, 2026
  • wg-globalcyberpolicy Public

    Global Cyber Policy Working Group

    ossf/wg-globalcyberpolicy’s past year of commit activity
    103 Apache-2.0 19 13 (1 issue needs help) 2 Updated Feb 20, 2026