FOSSA focuses on security audits, not development per se. There's also EU Public License (EUPL). One notable example of software that uses it is Pi-hole. One

FOSSA focuses on security audits, not development per se. There's also EU Public License (EUPL). One notable example of software that uses it is Pi-hole. One more interesting thing I can think of is Joinup, whose idea is to share solutions between administrations in the EU: https://joinup.ec.europa.eu/ https://joinup.ec.europa.eu/