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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 842 154

  2. ai-ml-security Public

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

    70 12

  3. wg-securing-critical-projects Public

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

    349 40

  4. wg-securing-software-repos Public

    OpenSSF Working Group on Securing Software Repositories

    100 20

  5. tac Public

    Technical Advisory Council

    118 64

  6. foundation Public

    OpenSSF Governance and Legal Docs

    72 19

Repositories

Showing 10 of 68 repositories
  • scorecard Public

    OpenSSF Scorecard - Security health metrics for Open Source

    Go 4,831 Apache-2.0 524 349 (13 issues need help) 8 Updated Mar 31, 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 297 Apache-2.0 34 10 5 Updated Mar 31, 2025
  • scorecard-visualizer Public

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

    TypeScript 14 Apache-2.0 5 1 11 Updated Mar 31, 2025
  • osv-schema Public

    Open Source Vulnerability schema.

    Python 196 Apache-2.0 93 28 10 Updated Mar 31, 2025
  • criticality_score Public

    Gives criticality score for an open source project

    Go 1,364 Apache-2.0 120 42 37 Updated Mar 31, 2025
  • 28 Apache-2.0 27 0 0 Updated Mar 30, 2025
  • security-insights-spec Public

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

    CUE 57 12 6 1 Updated Mar 30, 2025
  • 0 Apache-2.0 0 0 0 Updated Mar 29, 2025
  • tac Public

    Technical Advisory Council

    118 64 19 (5 issues need help) 15 Updated Mar 28, 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.

    JavaScript 842 Apache-2.0 154 60 (3 issues need help) 8 Updated Mar 28, 2025