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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 889 169

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

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

    87 14

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

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

    357 42

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

    OpenSSF Working Group on Securing Software Repositories

    109 21

  5. tac tac Public

    Technical Advisory Council

    126 70

  6. foundation foundation Public

    OpenSSF Governance and Legal Docs

    72 17

Repositories

Showing 10 of 71 repositories
  • 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 316 Apache-2.0 44 14 5 Updated Jul 3, 2025
  • security-insights Public

    Machine-readable specification for the attestation of security-relevant data.

    ossf/security-insights’s past year of commit activity
    CUE 59 14 10 2 Updated Jul 2, 2025
  • artwork Public

    OpenSSF Artwork

    ossf/artwork’s past year of commit activity
    9 Apache-2.0 10 0 0 Updated Jul 1, 2025
  • alpha-omega Public

    Our mission is to catalyze sustainable improvements to critical open source software projects and ecosystems.

    ossf/alpha-omega’s past year of commit activity
    Open Policy Agent 106 Apache-2.0 58 52 (11 issues need help) 1 Updated Jul 1, 2025
  • wg-globalcyberpolicy Public

    Global Cyber Policy Working Group

    ossf/wg-globalcyberpolicy’s past year of commit activity
    72 Apache-2.0 10 8 (1 issue needs help) 0 Updated Jul 1, 2025
  • 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 889 Apache-2.0 169 63 (4 issues need help) 15 Updated Jul 1, 2025
  • ossf/ossf-landscape’s past year of commit activity
    29 Apache-2.0 27 0 0 Updated Jul 1, 2025
  • scorecard-visualizer Public

    Tool for visualizing the Open SSF Scorecard Api data in a human friendly way

    ossf/scorecard-visualizer’s past year of commit activity
    TypeScript 16 Apache-2.0 5 1 11 Updated Jul 1, 2025
  • scorecard-action Public

    Official GitHub Action for OpenSSF Scorecard.

    ossf/scorecard-action’s past year of commit activity
    Go 315 Apache-2.0 75 26 (1 issue needs help) 2 Updated Jul 1, 2025
  • osv-schema Public

    Open Source Vulnerability schema.

    ossf/osv-schema’s past year of commit activity
    Go 203 Apache-2.0 96 29 9 Updated Jun 30, 2025