Open Source Congress - 2025 Congress

The 2025 edition of Open Source Congress was held in Brussels, Belgium on September 16-17, 2025. The host organization was the Eclipse Foundation.
Mike Milinkovich (Eclipse Foundation), Ruth Suehle (Apache Software Foundation)
Xiaoming Cheng (OpenAtom Foundation), Mike Dohan (Linux Foundation), Mike Milinkovich (Eclipse Foundation), Ciaran O’Riordan (Open Forum Europe), Jennifer Tridgell (University of Cambridge)
Deb Bryant (Open Source Initiative), Madalin Neag (NLnet Foundation), Mikael Barbero (Eclipse Foundation), Michael Winser (Alpha-Omega / OpenSSF), Amreen Taneja (Digital Public Goods Alliance)
Ruth Suehle (Apache Software Foundation), Tobie Langel (OpenJS Foundation), Deb Nicholson (Python Software Foundation), Astor Calberg (OpenForum Europe), Omar Mohsine (United Nations)
Katie Steen-James (Open Source Initiative), Ciaran O’Riordan (Open Forum Europe)
Simon Phipps (Open Source Initiative)
Jennifer Tridgell (University of Cambridge), Benjamin Bögel (European Commission), Bart Hanssens (Belgian Government)
Deb Bryant (Open Source Initiative), Amreen Taneja (Digital Public Goods Alliance), Filipe Moura (TODO Group), Roman Zhukov (OpenSSF)
Ruth Suehle (Apache Software Foundation), Tobie Langel (Open Regulatory Compliance Working Group), Rolf Riemenschneider (European Commission), Sebastian Raible (APELL)
Katie Steen-James (Open Source Initiative), Ciaran O’Riordan (OpenForum Europe), Tommaso Bernabò (European Commission), Felix Reda (GitHub)
Open Source Congress is dedicated to fostering global dialogue, cooperation, and strategic development of the open source ecosystem. The 2026 edition is presented in collaboration with the Apache Software Foundation.
Canadian Museum of Immigration at Pier 21Halifax, Nova Scotia
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