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The Open Source Security Foundation (OpenSSF) Community Days is a Linux Foundation initiative hosting community events for software developers, security engineers, and open source contributors focused on securing open source software. The next event takes place in Minnesota on May 21, 2026.
OpenSSF supports the broader community through technical initiatives, free secure coding courses, security guides, certificate programs, and tools like Sigstore for software signing and verification. The foundation coordinates multi-discipline approaches to international cybersecurity regulation, software supply chain security, and using AI to improve security outcomes across the open source ecosystem.
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Open Source Security Foundation – Linux Foundation Projects Join us in Minnesota on May 21, 2026 for OpenSSF Community Day! 🎉 The 2025 OpenSSF Annual Report Has Arrived Discover the milestones, community momentum, and ecosystem-wide wins The Open Source Security Foundation (OpenSSF) is a community of software developers, security engineers, and more who are working together to secure open source software for the greater public good.
Contribute to Technical Initiatives Collaborate on capabilities and best practices that secure open source software. Participate in the latest community conversations and engage with experts. Take free courses on secure coding practices as part of our certificate program.
Explore our helpful security guides to help secure your project from the start. Directed, actionable insights into the security of your software supply chain. Structured security requirements aligned with international frameworks, standards, and regulations.
Sigstore is a standard for signing, verifying, and protecting software. Safeguarding artifact integrity across any software supply chain. Using AI securely ("security for AI") and using AI to improve security of other products ("AI for security").
Multi-discipline approach to international regulation and legislation and application of cybersecurity frameworks. Helping people understand and make decisions on the provenance of the code they maintain, produce and use. Improving the overall security of the OSS ecosystem by helping advance vulnerability reporting and communication.
What’s in the SOSS? Podcast OpenSSF events are a great opportunity to get involved with the OpenSSF community across the security and open source ecosystem. Join us and share ideas, progress, and collaborate on securing open source software.
Read the Latest Reports From OpenSSF Secure Open Source Software Vision Brief 2025 Improving Risk Management Decisions with SBOM Data Practical Guide for Building Robust AI/ML Pipeline Security Practical Guide for Building Robust AI/ML Pipeline Security Blog Guest Blog Why Third-Party Notices Are Breaking at Scale: What the Ecosystem Needs Next Why Third-Party Notices Are Breaking at Scale: What the Ecosystem Needs Next By Devashri Datta, Independent Researcher, Software Supply Chain Security Third-party notices (TPNs) are documents distributed to users that list open source third-party software components included in the product and key… Blog Guest Blog From Noise to Signal: Using Runtime Context to Win the Vulnerability Management Battle From Noise to Signal: Using Runtime Context to Win the Vulnerability Management Battle By Jonas Rosland Security teams in 2026 have no shortage of data, alerts, or findings.
In 2025 alone, 48,185 Common Vulnerabilities and Exposures (CVEs) were published, a 20. 6% increase over… Blog Security Slam 2026: Celebrating Our Security Champions and Project Milestones Security Slam 2026: Celebrating Our Security Champions and Project Milestones The 2026 Security Slam has officially concluded, and we couldn't be more proud of the progress made across the open source ecosystem.
From automated baseline evaluations to comprehensive threat modeling,… Open source software is pervasive in data centers, consumer devices, and applications. Securing open source software requires fostering collaboration, establishing best practices, and developing innovative solutions.
Join the growing list of organizations supporting the advancement of securing open source technology and funding the development and adoption of OpenSSF initiatives. Explore Membership in OpenSSF We envision a future where OSS is universally trusted, secure, and reliable. Join us in making open source more secure.
Get the latest announcements, event info, and the community news in your inbox Technical Advisory Council Cybersecurity Skills Framework Getting Started with OpenSSF Technical Initiative Funding
According to the current listing, eligibility includes: Open to all interested parties. Confirm the full requirements in the official notice before applying.
Open Source Security Foundation (OpenSSF) Community Days is funded by Open Source Security Foundation (OpenSSF). Verify program details on the funder's official page before applying.
Start from the official opportunity page linked in this listing — it carries the sponsor's submission instructions.
POSE became PESOSE — Pathways to Enable Secure Open-Source Ecosystems — and the added word is not cosmetic. NSF 26-506 brings a third track funding vulnerability remediation in existing ecosystems, keeps the $300,000 planning and $1.5 million build tracks, anticipates 40 to 60 awards against $40 million, and closes September 1, 2026. The I-Corps requirement and the PI eligibility rule are where most applicants will trip.
Read articleThe FY 2026 Daniel Anderl Judicial Security and Privacy Program carries $6,526,269 across 22 awards, closing October 15 in Grants.gov and October 22 in JustGrants. A single statutory clause disqualifies most applicants before the narrative is written.
Read articleThe Hewlett Foundation's Emerging Technology and Security Initiative commits $20 million a year through 2031 across AI, biotechnology, and quantum computing security. Its 2026 exploratory grants went to thirteen named institutions with no open call. For organizations outside that list, the path in runs through a specific set of moves — and the five-year term starting in 2027 is the window.
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