European Open Source Security Forum
2025-10-30
Hosting: The Forum is co-hosted by the Open Source Security Foundation (OpenSSF), a cross-industry initiative of the Linux Foundation dedicated to securing open source software, and the Centre for European Policy Studies (CEPS), a leading think tank on European affairs.
Date & Location: 30 October 2025 · Brussels
Registration: Complimentary, but space is limited. Please express your interest and the team will confirm your registration details.

OpenSSF Community Day Korea
2025-11-04
Hosting: Join Us at OpenSSF Community Day Korea – November 4, 2025 | Seoul, South Korea
OpenSSF Community Day Korea is a one-day event colocated with Open Source Summit Korea, bringing together the open source security community across the Asia-Pacific region. Whether you’re a developer, maintainer, researcher, or security professional, this event is your opportunity to connect, collaborate, and contribute to the future of open source security.

OSPOlogyLive Lyon
2025-11-05 08:00 - 2025-11-06 17:00 UTC
Speaking: Join the sixth edition of OSPOlogyLive Europe in Lyon to help organizations navigate open source management, strategy, and Open Source Program Offices’ operations in Europe. Hosted by Réseau de Transport d’Electricité and LF Energy in collaboration with TODO EU Chapter, Linux Foundation Europe, InnerSource Commons, CHAOSS, OpenSSF, CURIOSS, and OpenChain
Seats are limited to 50 people and require a direct invitation from organizers. People can express their interest in attending OSPOlogyLive Lyon by clicking the button on the official website.

Open Source SecurityCon 2025
2025-11-10
Hosting: We excited to host Open Source SecurityCon 2025 this year. This is a new event that fosters collaboration and shares innovation in cloud native security and open source software security. Sessions will cover architecture and policy, secure software development, supply chain security, identity and access, and open source public policy. The 1-day event will gather a diverse community of professionals to include software developers, security engineers, public sector experts, CISOs, CIOs and tech pioneers to address challenges and opportunities in modern security. Join us to collaborate and discover tools, knowledge and strategies to ensure a safer, more secure tomorrow.

FOSDEM 2026
2026-01-31 - 2026-02-01
Attending: The OpenSSF community will be onsite at FOSDEM 2026 with a booth presence – come meet the community, learn about our latest projects, and connect with fellow open source security practitioners. We’ll also be highlighting talks and discussions related to the Cyber Resilience Act (CRA), so stay tuned for program updates.
FOSDEM is a free event for developers to meet, share ideas, and collaborate. Every year, thousands of contributors from around the world gather in Brussels to explore the latest in free and open source software. No registration required, just show up and join the community.

Open Source SecurityCon 2026
2026-03-23
Hosting: Open Source SecurityCon is coming to Europe! This is a new event that fosters collaboration and shares innovation in cloud native security and open source software security. Sessions will cover architecture and policy, secure software development, supply chain security, identity and access, and open source public policy. The 1-day event will gather a diverse community of professionals to include software developers, security engineers, public sector experts, CISOs, CIOs and tech pioneers to address challenges and opportunities in modern security. Join us to collaborate and discover tools, knowledge and strategies to ensure a safer, more secure tomorrow.

KubeCon + CloudNativeCon Europe 2026
2026-03-23 - 2026-03-26
Sponsoring: OpenSSF is proud to sponsor KubeCon + CloudNativeCon Europe 2026! We’ll have a full booth presence throughout the week, plus a colocated event – Open Source SecurityCon – taking place on 23 March. Join us to connect with the community, learn about the latest in open source security, and explore how our projects support a more secure cloud native ecosystem.
KubeCon + CloudNativeCon brings together adopters and technologists from leading open source and cloud native communities. This year’s conference takes place in Amsterdam from 23–26 March 2026.Come visit us at the OpenSSF booth!
