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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 940 185

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

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

    116 21

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

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

    376 45

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

    OpenSSF Working Group on Securing Software Repositories

    122 25

  5. tac tac Public

    Technical Advisory Council

    132 73

  6. foundation foundation Public

    OpenSSF Governance and Legal Docs

    73 18

Repositories

Showing 10 of 74 repositories
  • scorecard-webapp Public

    Website and API for OpenSSF Scorecard

    ossf/scorecard-webapp’s past year of commit activity
    Go 25 Apache-2.0 29 35 (1 issue needs help) 15 Updated Nov 3, 2025
  • fuzz-introspector Public

    Fuzz Introspector -- introspect, extend and optimise fuzzers

    ossf/fuzz-introspector’s past year of commit activity
    Python 431 Apache-2.0 76 103 (1 issue needs help) 2 Updated Nov 3, 2025
  • gemara Public

    Minimizing rework for governance activities.

    ossf/gemara’s past year of commit activity
    Go 26 Apache-2.0 15 26 (1 issue needs help) 3 Updated Nov 3, 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 392 Apache-2.0 64 12 8 Updated Nov 3, 2025
  • allstar Public

    GitHub App to set and enforce security policies

    ossf/allstar’s past year of commit activity
    Go 1,367 Apache-2.0 141 59 (20 issues need help) 1 Updated Nov 3, 2025
  • scorecard Public

    OpenSSF Scorecard - Security health metrics for Open Source

    ossf/scorecard’s past year of commit activity
    Go 5,124 Apache-2.0 579 364 (12 issues need help) 6 Updated Nov 3, 2025
  • tac Public

    Technical Advisory Council

    ossf/tac’s past year of commit activity
    132 73 34 (5 issues need help) 10 Updated Oct 31, 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 940 Apache-2.0 185 67 (2 issues need help) 12 Updated Oct 31, 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 110 Apache-2.0 61 0 7 Updated Oct 30, 2025
  • wg-securing-software-repos Public

    OpenSSF Working Group on Securing Software Repositories

    ossf/wg-securing-software-repos’s past year of commit activity
    122 25 21 3 Updated Oct 30, 2025