The Open Source Day returns to Florence, Italy for its fifth edition!
Join us for a day filled with passionate open source contributors: maintainers, developers of all levels, engineering managers, and full-stack developers. Connect with speakers and sponsors while enjoying coffee breaks and lunch throughout the day. Our sponsors will also host exciting giveaway sessions featuring tech gadgets.
The conference takes place on April 24th, 2026, at The Social Hub Belfiore, a new and incredible location. Doors open at 8:30 AM, with talks beginning at 10 AM.
The event is free and will be broadcast online.
For more information and tickets, visit osday.dev
Your support helps keep this event free for everyone!
Call for Speakers - Open Source Day 2026
We welcome talks about any open-source topic, including but not limited to:
Session Format:
Important Dates:
Speaker Support:
While we can't cover travel and accommodation expenses, we offer companies sponsoring their speakers:
Company Sponsorship:
Help us keep this event free for everyone! If your company might be interested in sponsoring, please share your marketing contact or connect us with your manager.
Submit your proposal at osday.dev
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