Switzerland, Germany, and France lead Europe's open-source transition—eliminating vendor lock-in whilst reducing costs by 30-50%. Here's what enterprises must know about FOSS for genuine sovereignty. Switzerland now mandates all government-developed software be released as open source. Germany's Schleswig-Holstein cancelled 80% of Microsoft licences, migrating to Linux and LibreOffice. France integrates FOSS across public administration under Macron's digital sovereignty stra