Open Source conferences in Essen 2026 / 2027
Best Open Source conferences in Essen 2026 / 2027
Best conference
The Principal Dev – Masterclass for Tech Leads
Certification masterclass for experienced software engineers.
Best conference
Clean Architecture Masterclass
Certification masterclass for experienced Java developers.
Online Open Source conferences accessible from Essen:
Open Source Days
Open Source conference in Los Angeles, California, United States, North America and Online
OSA CON
Open Source conference in San Francisco, California, United States, North America and Online