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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 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 860 156

  2. ai-ml-security Public

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

    73 12

  3. wg-securing-critical-projects Public

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

    352 40

  4. wg-securing-software-repos Public

    OpenSSF Working Group on Securing Software Repositories

    102 20

  5. tac Public

    Technical Advisory Council

    119 64

  6. foundation Public

    OpenSSF Governance and Legal Docs

    73 19

Repositories

Showing 10 of 68 repositories
  • glossary Public

    A reference for common terms when talking about OpenSSF and open source software security.

    JavaScript 2 Apache-2.0 1 2 0 Updated Apr 9, 2025
  • osv-schema Public

    Open Source Vulnerability schema.

    Python 197 Apache-2.0 93 27 8 Updated Apr 9, 2025
  • fuzz-introspector Public

    Fuzz Introspector -- introspect, extend and optimise fuzzers

    Python 409 Apache-2.0 66 99 (1 issue needs help) 6 Updated Apr 9, 2025
  • alpha-omega Public

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

    Open Policy Agent 95 Apache-2.0 55 52 (11 issues need help) 8 Updated Apr 9, 2025
  • security-insights-spec Public

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

    CUE 58 13 8 2 Updated Apr 9, 2025
  • scorecard-webapp Public

    Website and API for OpenSSF Scorecard

    HTML 24 Apache-2.0 27 32 (1 issue needs help) 10 Updated Apr 9, 2025
  • scorecard-visualizer Public

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

    TypeScript 16 Apache-2.0 5 1 11 Updated Apr 9, 2025
  • Go 78 Apache-2.0 20 22 (2 issues need help) 3 Updated Apr 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.

    Go 299 Apache-2.0 36 10 8 Updated Apr 9, 2025
  • scorecard-action Public

    Official GitHub Action for OpenSSF Scorecard.

    Go 291 Apache-2.0 73 26 (1 issue needs help) 4 Updated Apr 8, 2025