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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 [email protected].

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 956 185

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

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

    125 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.

    377 45

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

    OpenSSF Working Group on Securing Software Repositories

    123 27

  5. tac tac Public

    Technical Advisory Council

    133 73

  6. foundation foundation Public

    OpenSSF Governance and Legal Docs

    73 18

Repositories

Showing 10 of 74 repositories
  • 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.

    ossf/wg-best-practices-os-developers’s past year of commit activity
    JavaScript 956 Apache-2.0 185 66 (2 issues need help) 10 Updated Dec 6, 2025
  • 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 422 Apache-2.0 66 10 4 Updated Dec 5, 2025
  • scorecard-action Public

    Official GitHub Action for OpenSSF Scorecard.

    ossf/scorecard-action’s past year of commit activity
    Go 339 Apache-2.0 80 27 6 Updated Dec 5, 2025
  • ai-ml-security Public

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

    ossf/ai-ml-security’s past year of commit activity
    125 Apache-2.0 22 10 0 Updated Dec 5, 2025
  • osv-schema Public

    Open Source Vulnerability schema.

    ossf/osv-schema’s past year of commit activity
    Go 217 Apache-2.0 108 35 10 Updated Dec 5, 2025
  • gemara Public

    Minimizing rework for governance activities.

    ossf/gemara’s past year of commit activity
    Go 30 Apache-2.0 17 27 (1 issue needs help) 3 Updated Dec 4, 2025
  • ossf/security-baseline’s past year of commit activity
    Go 120 Apache-2.0 33 55 (5 issues need help) 9 Updated Dec 4, 2025
  • wg-globalcyberpolicy Public

    Global Cyber Policy Working Group

    ossf/wg-globalcyberpolicy’s past year of commit activity
    95 Apache-2.0 18 11 (1 issue needs help) 1 Updated Dec 3, 2025
  • wg-supply-chain-integrity Public

    Our objective is to enable open source maintainers, contributors and end-users to understand and make decisions on the provenance of the code they maintain, produce and use.

    ossf/wg-supply-chain-integrity’s past year of commit activity
    194 Apache-2.0 35 10 1 Updated Dec 3, 2025
  • wg-bear Public

    The BEAR (Belonging, Empowerment, Allyship, and Representation) WG, formerly DEI, was formed in December 2023 to enhance representation and cybersecurity workforce effectiveness.

    ossf/wg-bear’s past year of commit activity
    10 Apache-2.0 4 7 1 Updated Dec 2, 2025