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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 929 184

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

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

    112 20

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

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

    374 44

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

    OpenSSF Working Group on Securing Software Repositories

    121 24

  5. tac tac Public

    Technical Advisory Council

    131 73

  6. foundation foundation Public

    OpenSSF Governance and Legal Docs

    72 18

Repositories

Showing 10 of 73 repositories
  • osv-schema Public

    Open Source Vulnerability schema.

    ossf/osv-schema’s past year of commit activity
    Python 208 Apache-2.0 101 35 13 Updated Oct 9, 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 377 Apache-2.0 57 14 7 Updated Oct 8, 2025
  • scorecard-action Public

    Official GitHub Action for OpenSSF Scorecard.

    ossf/scorecard-action’s past year of commit activity
    Go 337 Apache-2.0 79 26 4 Updated Oct 8, 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
    112 Apache-2.0 20 6 0 Updated Oct 8, 2025
  • education Public

    OpenSSF Education SIG

    ossf/education’s past year of commit activity
    18 Apache-2.0 15 3 (1 issue needs help) 0 Updated Oct 8, 2025
  • scorecard-webapp Public

    Website and API for OpenSSF Scorecard

    ossf/scorecard-webapp’s past year of commit activity
    HTML 25 Apache-2.0 29 35 (1 issue needs help) 20 Updated Oct 8, 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 929 Apache-2.0 184 68 (2 issues need help) 11 Updated Oct 8, 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 18 Apache-2.0 6 1 10 Updated Oct 8, 2025
  • ossf/security-baseline’s past year of commit activity
    Go 110 Apache-2.0 32 48 (4 issues need help) 3 Updated Oct 8, 2025
  • gemara Public

    Minimizing rework for governance activities.

    ossf/gemara’s past year of commit activity
    Go 23 Apache-2.0 9 24 (1 issue needs help) 0 Updated Oct 6, 2025