The APELL Conference is the premier event hosted by APELL, the European Open Source Business Association. After its events in Toulouse, Helsinki, and Berlin, this year it will take place on 10 June 2025 in Warsaw, Poland. The conference will gather leaders and innovators from Open Source businesses to discuss the future of digital sovereignty, technology, and policy in Europe. This event coincides with the Polish EU Presidency, offering an invaluable opportunity for high-level engagement with peers and thought leaders shaping Europe’s digital future.