Open Source Conferences 2026–2027

54 events

August 2026

9-12 Aug 2026

DEF CON 34 FOR 2026

United States, Las Vegas

Linux Open Source Security Hardware

12-14 Aug 2026

USENIX Security '26 (35th USENIX Security Symposium)

United States, Baltimore

Linux Open Source Security Software Architecture

14-15 Aug 2026

Beer City Code

United States, Grand Rapids

JavaScript Python DevOps Open Source Software Architecture

14-15 Aug 2026

Carolina Code Conference™

United States, Greenville

Open Source Security

21-22 Aug 2026

Ruby Conf Africa 2026

Kenya, Nairobi

Ruby Open Source Software Architecture

26-30 Aug 2026

PyCon AU 2026

Australia, Brisbane

Python Open Source DevOps AI/ML Data

27-28 Aug 2026

DrupalCamp Colorado 2026

United States, Denver

Open Source UX Frontend Backend AI/ML

31 Aug - 1 Sep 2026

GopherCon South Africa 2026 (GopherCon SA)

South Africa, Johannesburg

Software Architecture DevOps Open Source Cloud

31 Aug - 2 Sep 2026

Airflow Summit

United States, Austin

Python DevOps Open Source AI/ML Data

September 2026

1-3 Sep 2026

seL4 Summit

Canada, Vancouver

Linux Open Source Security Software Architecture Hardware

1 Sep - 1 Dec 2026

Open Source Summit Korea

South Korea, Seoul

DevOps Linux Open Source Kubernetes Cloud

7-11 Sep 2026

Rails Camp West 2026

United States, Otis

Open Source Ruby Rails Backend

8 Sep 2026

PGDay UK

United Kingdom, London

PostgreSQL Open Source

10-12 Sep 2026

LibreOffice Conference 2026

Italy, Pordenone

Open Source

12 Sep 2026

Zigtoberfest 2026

Germany, München

Open Source

13-15 Sep 2026

Infobip Shift 2026

Croatia, Zadar

JavaScript Software Architecture DevOps Open Source Cloud

14-16 Sep 2026

Oxidize Conference

Germany, Berlin

Software Architecture Security Hardware IoT Open Source

15-16 Sep 2026

LF Energy Summit Europe

Germany, Berlin

DevOps Open Source IoT Green IT Cloud

22-26 Sep 2026

Nerdearla (Buenos Aires) 2026

🌐 Online / Buenos Aires

Open Source DevOps Linux AI/ML Data

22-24 Sep 2026

ROSCon 2026

Canada, Toronto

Hardware Open Source

23-24 Sep 2026

Rails World 2026

United States, Austin

Open Source Ruby Rails Backend

24-25 Sep 2026

DevConf.US 2026

United States, Boston

Open Source Cloud

26 Sep 2026

Security BSides Kraków 2026

Poland, Kraków

Security DevOps Linux Open Source Cloud

28 Sep - 1 Oct 2026

DrupalCon Rotterdam 2026

Netherlands, Rotterdam

Open Source Symfony JavaScript DevOps

30 Sep - 1 Oct 2026

Automotive Grade Linux All Member Meeting Europe

Germany, Berlin

Linux Open Source IoT Software Architecture

October 2026

1 Oct 2026

tiny ruby #{conf} 2026

Finland, Helsinki

Open Source Ruby Rails Backend

1 Oct 2026

Open Tech Day 2026

Germany, Nuremberg

Open Source

5-7 Oct 2026

Linux Plumbers Conference 2026

🌐 Online / Prague

Linux Open Source

7-9 Oct 2026

FlutterCon 2026

Germany, Berlin

Mobile Frontend Open Source Software Architecture

7-9 Oct 2026

Open Source Summit Europe

Czechia, Prague

DevOps Linux Open Source Kubernetes Cloud

7-9 Oct 2026

Embedded Linux Conference Europe

Czechia, Prague

Linux Open Source IoT Hardware

7-10 Oct 2026

GoTo Copenhagen 2026

Denmark, Copenhagen

Open Source

7-8 Oct 2026

Open Source India 2026

India, Bengaluru

Open Source

8 Oct 2026

Linux Security Summit Europe

Czechia, Prague

Linux Open Source Security

8 Oct 2026

Linux Kernel Maintainer Summit

Czechia, Prague

Linux Open Source

10 Oct 2026

unKonf 2026

Germany, Mannheim

JavaScript React Open Source DevOps

11-14 Oct 2026

Community Over Code

United Kingdom, Glasgow

Open Source

16-17 Oct 2026

Kaigi on Rails 2026

🌐 Online / Shibuya

Open Source Ruby Rails Backend

19-20 Oct 2026

All Things Open 2026

United States, Raleigh

Open Source

27-28 Oct 2026

Qt World Summit 2026

Germany, Berlin

Open Source

November 2026

1-3 Nov 2026

RustLab 2026

Italy, Bologna

Open Source

4-5 Nov 2026

Open Source in Finance Forum New York

United States, New York

DevOps Open Source Fintech Security Software Architecture

6-7 Nov 2026

Seattle GNU/Linux Conference (SeaGL) 2026

🌐 Online

Open Source Linux

18-20 Nov 2026

CloudStack Collaboration Conference

United Kingdom, Edinburgh

Cloud Open Source

24-27 Nov 2026

SymfonyCon Warsaw 2026

Poland, Warsaw

Open Source Symfony Backend

December 2026

7-9 Dec 2026

Embedded Linux Conference Asia

Japan, Tokyo

Linux Open Source IoT Hardware

7-9 Dec 2026

Automotive Linux Summit

Japan, Tokyo

Linux Open Source Security IoT Hardware

7-9 Dec 2026

Open Source Summit Japan

Japan, Tokyo

DevOps Linux Open Source Kubernetes Cloud

7-10 Dec 2026

IT-Tage 2026

Germany, Frankfurt am Main

DevOps Open Source Software Architecture Security AI/ML

10-11 Dec 2026

Open Compliance Summit

Japan, Tokyo

DevOps Open Source RegTech Security

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