The document summarizes the SymfonyCon conference that took place from December 1-5 in Paris. It was the third international Symfony conference and an important event for the Symfony community. The conference included two workshop days, two conference days with talks in two simultaneous tracks, and a hackday. Talks covered topics like Symfony 3.0, security, routing, authentication, and maintaining open source projects. It was a major learning and networking opportunity for the Symfony community.