Skip to content
@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.

Pinned Loading

  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 900 174

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

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

    102 15

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

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

    359 43

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

    OpenSSF Working Group on Securing Software Repositories

    111 21

  5. tac tac Public

    Technical Advisory Council

    129 72

  6. foundation foundation Public

    OpenSSF Governance and Legal Docs

    72 17

Repositories

Showing 10 of 72 repositories
  • tac Public

    Technical Advisory Council

    ossf/tac’s past year of commit activity
    129 72 26 (5 issues need help) 12 Updated Aug 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 324 Apache-2.0 45 14 5 Updated Aug 6, 2025
  • osv-schema Public

    Open Source Vulnerability schema.

    ossf/osv-schema’s past year of commit activity
    Go 205 Apache-2.0 97 33 15 Updated Aug 6, 2025
  • sbom-everywhere Public

    Improve Software Bill of Materials (SBOM) tooling and training to encourage adoption

    ossf/sbom-everywhere’s past year of commit activity
    Vue 97 Apache-2.0 37 22 (2 issues need help) 2 Updated Aug 5, 2025
  • scorecard-webapp Public

    Website and API for OpenSSF Scorecard

    ossf/scorecard-webapp’s past year of commit activity
    HTML 24 Apache-2.0 29 34 (1 issue needs help) 11 Updated Aug 5, 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 900 Apache-2.0 174 62 (3 issues need help) 12 Updated Aug 5, 2025
  • scorecard-action Public

    Official GitHub Action for OpenSSF Scorecard.

    ossf/scorecard-action’s past year of commit activity
    Go 324 Apache-2.0 76 26 (1 issue needs help) 3 Updated Aug 5, 2025
  • scorecard Public

    OpenSSF Scorecard - Security health metrics for Open Source

    ossf/scorecard’s past year of commit activity
    Go 5,011 Apache-2.0 564 358 (11 issues need help) 21 Updated Aug 4, 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 107 Apache-2.0 59 52 (11 issues need help) 3 Updated Aug 4, 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 6 1 11 Updated Aug 4, 2025