Open Source conferences 2026 / 2027

Conferences ✕ Open Source ✕
Asia 12
Africa 1
Europe 42
North America 25
South America 1
Oceania 0
Online 7
.NET 15
Agile 33
Android 18
Angular 29
API 21
Apple 10
AR / VR / XR 8
Artificial Intelligence (AI) 352
AWS 32
Azure 18
Big Data 251
BSD / OS 20
Business Analysis 15
C/C++ 8
CIO 22
Clojure 4
Cloud 231
Crypto / Blockchain 47
CTO 26
Cybersecurity / InfoSec 146
Data / Database 268
Data Science 255
DDD 11
DevOps 187
Django 18
Docker / Kubernetes 159
Drupal 3
Elixir 5
Fintech 49
Flutter 25
Full-stack 76
Functional programming 9
Game dev 13
Golang 3
Google 52
Hardware / IoT 21
Haskell 2
HR / Hiring / Recruiting 13
IBM 2
iOS / Swift 22
IT 1329
IT service management 8
Java 35
JavaScript 48
Kotlin 29
Laravel 9
Large Language Model (LLM) 214
Linux / OS 27
Machine Learning (ML) 257
Microsoft 81
Mobile 26
MongoDB 3
Open Source 86
Operating Systems / OS 21
PHP 40
Postgres 8
Product management 62
Project management / PMO 54
Python 23
React 32
Ruby 9
Ruby on Rails 9
Rust 7
Salesforce 4
SAP 12
Scala 31
Scrum 24
Serverless 4
Software architecture 102
SQL 53
SRE 160
Startup 14
Symfony 11
Tech 1329
Tech leadership 74
Telecom / 5G 9
Testing / QA 35
TypeScript 49
UI / UX 24
Vue 18
Web / Frontend 49
Web3 27
WordPress 26
AR Argentina 1
AT Austria 1
BG Bulgaria 1
CA Canada 1
CZ Czech Republic 6
FR France 1
DE Germany 12
IN India 5
IT Italy 2
JP Japan 6
XK Kosovo 1
LV Latvia 1
LU Luxembourg 1
NL Netherlands 3
NO Norway 1
PL Poland 1
RO Romania 1
ZA South Africa 1
KR South Korea 1
ES Spain 3
SE Sweden 1
GB United Kingdom 6
US United States 24

Best Open Source conferences 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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Zigtoberfest 2026

Open Source conference in Munich, Germany, Europe

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Xen Summit 2026

Open Source conference in Munich, Germany, Europe

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Cloud Native Amsterdam

Open Source conference in Amsterdam, Netherlands, Europe

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OpenSearchCon North America

Open Source conference in San Jose, California, United States, North America

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Dutch Umbraco Alliance

Open Source conference in Apeldoorn, Netherlands, Europe

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IndiaFOSS 2026

Open Source conference in Bengaluru, India, Asia

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SFK 2026

Open Source conference in Pristina, Kosovo, Europe

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Open Tech Day 26: Software-defined Storage

Open Source conference in Nuremberg, Germany, Europe

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eLSA symposium

Open Source conference in Gottingen, Germany, Europe

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Kubernetes Community Day's Argentina 2026

Open Source conference in Buenos Aires, Argentina, South America

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WordCamp Rajasthan 2026

Open Source conference in Jaipur, India, Asia

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Dev Days Cape Town 2026

Open Source conference in Cape Town, South Africa, Africa

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Observability Summit Europe 2026

Open Source conference in Prague, Czech Republic, Europe

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ValkeyConf

Open Source conference in Prague, Czech Republic, Europe

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OpenSSF Community Day Europe

Open Source conference in Prague, Czech Republic, Europe

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Valkey Contributor Summit

Open Source conference in Prague, Czech Republic, Europe

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Open Source Summit Europe 2026

Open Source conference in Prague, Czech Republic, Europe

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Open Source Summit Europe

Open Source conference in Prague, Czech Republic, Europe

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Open Source Conference Luxembourg 2026

Open Source conference in Belval, Luxembourg, Europe

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Open Source India 2026

Open Source conference in Bengaluru, India, Asia

10% discount with code DEVEVENTS10

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WroboCon 2026

Open Source conference Online

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Lakehouse Day EU 2026

Open Source conference in Glasgow, United Kingdom, Europe

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Dyalog '26

Open Source conference in Eastbourne, United Kingdom, Europe

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BazelCon

Open Source conference in Amsterdam, Netherlands, Europe

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OPI Summit on DPU/IPUs

Open Source conference in San Jose, California, United States, North America

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Umbraco Partner Summit 2026

Open Source conference in London, United Kingdom, Europe

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Joomla! World Conference

Open Source conference in Potsdam, Germany, Europe

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Umbraco UK Conference 2026

Open Source conference in London, United Kingdom, Europe

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Open Source AI Week

Open Source conference in Bay Area, California, United States, North America

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OmniOpenCon 2026

Open Source conference in Bucharest, Romania, Europe