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Open Source Initiative Blog

The steward of the Open Source Definition, setting the foundation for the Open Source Software ecosystem.
Blog – Open Source Initiative

  1. Open Source Congress 2025 and Stakeholder Day: building a global agenda for Open Source

    On 16–17 September 2025, leaders from across the Open Source ecosystem gathered in Brussels for the third annual Open Source Congress (OSC), followed by the companion Stakeholder Day. Each year, the Congress has provided an intimate forum for foundations and ecosystem leaders to exchange views on the global forces shaping open collaboration.

  2. Hacktoberfest and the OSI: Growing Open Source adoption

    October is here, which means it’s time for Hacktoberfest, the annual celebration of Open Source contributions hosted by DigitalOcean and friends. The Open Source Initiative (OSI) is proud to be once again a community partner of Hacktoberfest this year, helping to amplify participation and welcome new contributors to the Open Source movement.

  3. OSI charts next phase for the organization with executive director search

    The Open Source Initiative (OSI) will begin searching for a new executive director as Stefano Maffulli departs in October to focus on Open Source AI and data governance.

  4. Keep changing: How Open Source has to continually evolve

    Wrapping up 4-year term as OSI executive director.

  5. Report from OSS EU 2025 and AI_dev: What’s next for OSAID

    At this year’s Open Source Summit EU (OSS EU 2025) and AI_dev EU 2025, Stefano Maffulli, Executive Director of OSI, and Jordan Maris, OSI’s EU Policy Analyst, presented a summary of 10 months since the release of the Open Source AI Definition v1.0.