Open Source conferences 2026 / 2027

Conferences ✕ Open Source ✕
Asia 20
Africa 0
Europe 54
North America 22
South America 1
Oceania 1
Online 3
.NET 17
Agile 35
Android 16
Angular 37
API 23
Apple 12
AR / VR / XR 5
Artificial Intelligence (AI) 343
AWS 13
Azure 30
Big Data 252
BSD / OS 22
Business Analysis 20
C/C++ 7
CIO 25
Clojure 3
Cloud 253
Crypto / Blockchain 64
CTO 29
Cybersecurity / InfoSec 167
Data / Database 277
Data Science 257
DDD 8
DevOps 187
Django 19
Docker / Kubernetes 167
Drupal 11
Elixir 5
Fintech 56
Flutter 27
Full-stack 98
Functional programming 11
Game dev 12
Golang 10
Google 18
Hardware / IoT 11
Haskell 3
HR / Hiring / Recruiting 19
IBM 3
iOS / Swift 22
IT 1555
IT service management 21
Java 47
JavaScript 66
Kotlin 38
Laravel 17
Large Language Model (LLM) 183
Linux / OS 30
Machine Learning (ML) 253
Microsoft 108
Mobile 29
Open Source 99
Operating Systems / OS 22
PHP 44
Postgres 12
Product management 82
Project management / PMO 66
Python 19
React 37
Ruby 14
Ruby on Rails 14
Rust 8
Salesforce 8
SAP 6
Scala 38
Scrum 29
Serverless 2
Software architecture 147
SQL 86
SRE 171
Startup 16
Symfony 17
Tech 1555
Tech leadership 85
Telecom / 5G 8
Testing / QA 53
TypeScript 65
UI / UX 42
Vue 31
Web / Frontend 64
Web3 38
WordPress 12
AU Australia 1
AT Austria 4
BE Belgium 2
CA Canada 1
CL Chile 1
CN China 5
CZ Czech Republic 5
DK Denmark 1
FR France 4
DE Germany 15
IN India 4
IT Italy 3
JP Japan 5
XK Kosovo 1
NL Netherlands 11
PL Poland 1
SG Singapore 1
KR South Korea 1
ES Spain 2
SE Sweden 1
TW Taiwan 1
TH Thailand 2
TR Türkiye 1
GB United Kingdom 4
US United States 21

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.

Best conference
Clean Code: The Next Level

Clean Code: The Next Level

Advanced clean code certification training for Java developers.

oss

Planet Nix 2026

Open Source conference in Pasadena, California, United States, North America

oss

AstriCon 2026

Open Source conference in Pasadena, California, United States, North America

oss

SCaLE

Open Source conference in Pasadena, California, United States, North America

oss

FOSSASIA Summit 2026

Open Source conference in Bangkok, Thailand, Asia

oss

Zephyr at embedded world

Open Source conference in Nuremberg, Germany, Europe

oss

FOSSASIA PGDay 2026

Open Source conference in Bangkok, Thailand, Asia

oss

FOSS Backstage

Open Source conference in Berlin, Germany, Europe

oss

HPSF Conference

Open Source conference in Chicago, Illinois, United States, North America

oss

OpenSearchCon China

Open Source conference in Shanghai, China, Asia

oss

OpenSearchCon China

Open Source conference in Shanghai, China, Asia

oss

Open Tech Day 26: OpenTofu Edition

Open Source conference in Nuremberg, Germany, Europe

oss

Monkigras 2026

Open Source conference in London, United Kingdom, Europe

oss

Umbraco Spark 2026

Open Source conference in Bristol, United Kingdom, Europe

oss

GitHub Copilot Dev Days | Perth

Open Source conference in Perth, Australia, Oceania

oss

KubeCon + CloudNativeCon Europe 2026

Open Source conference in Amsterdam, Netherlands, Europe

oss

KubeCon + CloudNativeCon Europe

Open Source conference in Amsterdam, Netherlands, Europe

oss

Open Source SecurityCon Europe

Open Source conference in Amsterdam, Netherlands, Europe

oss

WasmCon Europe

Open Source conference in Amsterdam, Netherlands, Europe

oss

ArgoCon Europe

Open Source conference in Amsterdam, Netherlands, Europe

oss

CiliumCon Europe

Open Source conference in Amsterdam, Netherlands, Europe

oss

OpenTofu Day Europe

Open Source conference in Amsterdam, Netherlands, Europe

oss

BackstageCon Europe

Open Source conference in Amsterdam, Netherlands, Europe

oss

Open Sovereign Cloud Day Europe

Open Source conference in Amsterdam, Netherlands, Europe

oss

All Things AI 2026

Open Source conference in Durham, North Carolina, United States, North America

oss

George Washington University Open Source Conference

Open Source conference in Washington, District of Columbia, United States, North America

oss

OpenChain and Friends 2026

Open Source conference in Stuttgart, Germany, Europe

oss

Chemnitz Linux Days 2026

Open Source conference in Chemnitz, Germany, Europe

oss

Xen Spring Meetup 2026

Open Source conference in Grenoble, France, Europe

oss

Open Source in Finance Forum Toronto

Open Source conference in Toronto, Canada, North America

oss

Free Software Legal and Licensing Workshop 2026

Open Source masterclass in Berlin, Germany, Europe