Open Source meetups in United States 2025 / 2026

Meetups ✕ North America ✕ United States ✕ Open Source ✕
Asia 4
Africa 0
Europe 2
North America 11
South America 2
Oceania 0
Online 2
.NET 44
Agile 21
Android 4
Angular 4
API 3
Apple 1
AR / VR / XR 29
Artificial Intelligence (AI) 26
AWS 12
Azure 13
Big Data 28
BSD / OS 11
Business Analysis 1
C/C++ 8
Clojure 3
Cloud 55
Crypto / Blockchain 5
CTO 1
Cybersecurity / InfoSec 8
Data / Database 29
Data Science 28
DDD 2
DevOps 46
Django 5
Docker / Kubernetes 42
Elixir 1
Fintech 1
Flutter 5
Full-stack 2
Functional programming 2
Game dev 118
Golang 1
Google 5
Hardware / IoT 3
iOS / Swift 18
IT 252
Java 20
JavaScript 52
Kotlin 6
Laravel 1
Large Language Model (LLM) 21
Linux / OS 15
Machine Learning (ML) 23
Microsoft 12
Mobile 5
Open Source 11
Operating Systems / OS 7
PHP 1
Postgres 1
Python 11
React 26
Ruby 21
Ruby on Rails 14
Rust 16
Scala 5
Scrum 4
Software architecture 5
SQL 9
SRE 33
Startup 11
Symfony 1
Tech 322
Testing / QA 3
TypeScript 33
UI / UX 2
Vue 9
Web / Frontend 32
Web3 5
US United States 11

Best Open Source meetups in United States 2025 / 2026

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
Practical Microservices Masterclass

Practical Microservices Masterclass

Microservices certification training for Java developers.

Best conference
Clean Code: The Next Level

Clean Code: The Next Level

Advanced clean code certification training for Java developers.

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Building a Real-Time Analytics Platform From Open Source Components

Open Source meetup in Santa Clara, California, United States, North America

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Frederick Tech Open Workshop - 3rd Saturday

Open Source meetup in Frederick, Maryland, United States, North America

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Open Source Coffee & Chat

Open Source meetup in Lafayette, Indiana, United States, North America

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GRWebDev Presents Sloth I: Copilot Agent Mode in VS Code & GitHub

Open Source meetup in Grand Rapids, Michigan, United States, North America

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The Louisville Open Source Programming Meetup Group Monthly Meetup

Open Source meetup in Louisville, Kentucky, United States, North America

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Frederick Tech Open Workshop - 3rd Saturday

Open Source meetup in Frederick, Maryland, United States, North America

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Open Source Coffee & Chat

Open Source meetup in Lafayette, Indiana, United States, North America

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The Louisville Open Source Programming Meetup Group Monthly Meetup

Open Source meetup in Louisville, Kentucky, United States, North America

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[Matthew Radcliffe: Open Source & Intro to Hacktoberfest] (In-Person) #5

Open Source meetup in Dublin, Ohio, United States, North America

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The Louisville Open Source Programming Meetup Group Monthly Meetup

Open Source meetup in Louisville, Kentucky, United States, North America

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The Louisville Open Source Programming Meetup Group Monthly Meetup

Open Source meetup in Louisville, Kentucky, United States, North America