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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 862 156

  2. ai-ml-security Public

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

    74 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

    103 20

  5. tac Public

    Technical Advisory Council

    121 65

  6. foundation Public

    OpenSSF Governance and Legal Docs

    73 19

Repositories

Showing 10 of 68 repositories
  • scorecard-visualizer Public

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

    TypeScript 16 Apache-2.0 5 1 6 Updated Apr 16, 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 302 Apache-2.0 37 10 8 Updated Apr 16, 2025
  • criticality_score Public

    Gives criticality score for an open source project

    Go 1,367 Apache-2.0 121 43 31 Updated Apr 16, 2025
  • security-insights-spec Public

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

    CUE 59 13 8 1 Updated Apr 15, 2025
  • tac Public

    Technical Advisory Council

    121 65 21 (5 issues need help) 7 Updated Apr 15, 2025
  • scorecard Public

    OpenSSF Scorecard - Security health metrics for Open Source

    Go 4,852 Apache-2.0 528 350 (12 issues need help) 3 Updated Apr 15, 2025
  • fuzz-introspector Public

    Fuzz Introspector -- introspect, extend and optimise fuzzers

    Python 409 Apache-2.0 67 98 (1 issue needs help) 0 Updated Apr 15, 2025
  • scorecard-action Public

    Official GitHub Action for OpenSSF Scorecard.

    Go 293 Apache-2.0 73 26 (1 issue needs help) 1 Updated Apr 15, 2025
  • 29 Apache-2.0 27 0 0 Updated Apr 15, 2025
  • wg-securing-software-repos Public

    OpenSSF Working Group on Securing Software Repositories

    103 20 7 4 Updated Apr 14, 2025