Open Source conferences in Sofia 2026 / 2027

Conferences ✕ Europe ✕ Bulgaria ✕ Sofia ✕ Open Source ✕
Asia 16
Africa 0
Europe 35
North America 23
South America 1
Oceania 0
Online 4
Agile 1
Artificial Intelligence (AI) 4
AWS 2
Big Data 3
Cloud 3
Data / Database 3
Data Science 3
DevOps 1
Docker / Kubernetes 1
Full-stack 3
IT 14
JavaScript 1
Large Language Model (LLM) 1
Machine Learning (ML) 3
Open Source 1
PHP 1
Product management 1
Scrum 1
Software architecture 3
SQL 2
SRE 1
Tech 14
Tech leadership 1
Testing / QA 1
TypeScript 1
WordPress 1
AT Austria 1
BG Bulgaria 1
CZ Czech Republic 5
FR France 1
DE Germany 11
IT Italy 1
XK Kosovo 1
LU Luxembourg 1
NL Netherlands 4
PL Poland 1
RO Romania 1
ES Spain 1
SE Sweden 1
GB United Kingdom 5

Best Open Source conferences in Sofia 2026 / 2027

Best conference
The Principal Dev – Masterclass for Tech Leads

The Principal Dev – Masterclass for Tech Leads

Certification masterclass for experienced software engineers.

Best conference
Clean Architecture Masterclass

Clean Architecture Masterclass

Certification masterclass for experienced Java developers.

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OpenFest 2026

Open Source conference in Sofia, Bulgaria, Europe