FOSDEM is the biggest free and non-commercial event organized by and for the community. Its goal is to provide Free and Open Source developers a place to meet. No registration necessary.



Frequently asked questions

I plan on visiting FOSDEM, where can I register?

No registration is required.

How much does a entry ticket for FOSDEM cost?

Entrance is free, including access to all talks and facilities.

If entrance to FOSDEM is free, who pays the expenses?

We have 2 sources of income: Donations from our visitors and sponsorship.

My company loves FOSDEM, what are the sponsoring possibilities?

Have a look at the sponsor page


FOSDEM would not be possible without the generous help of our sponsors.

Thank you very much!


The Free and Open source Software Developers' European Meeting (FOSDEM) is a two-day event organized by volunteers to promote the widespread use of Free and Open Source software.

Taking place in the beautiful city of Brussels (Belgium), FOSDEM meetings are recognized as "The best Free Software and Open Source events in Europe".

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