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Shader Showdown

Come to where it all started to watch coding live while listening to live DJ sets. Our MC is Bonzaj/Plastic, the man, the legend, the father of Shader Showdown!

Demoscene Beer

Enjoy a one-of-a-kind beer brewed by the demoscene community!

* While supplies last πŸ™‚


Recharge your batteries between events on the wonderful patio, or visit the historic city of Łódź.

On-site Sleeping

We party at a students’ dormitory. What does it mean? You can have your own bed just a short elevator trip away! Book your spot now!


How can I join?

Register now!

Tell us and others you’re coming! Register for Xenium.

Book a room

The dorms offer great sleeping β€” just a few floors above our bigscreen πŸ™‚

Sort out your party pass

Check your options and book a pass and a bed in advance! You don’t have to wait for the registration to open.

Submit your prod

Demo, graphics, music? Check out the Compos tab and our submission rules.

Do I have to submit a prod?

Absolutely not! Come and just enjoy the compos, the events and the camaraderie.

Follow us on socials

Don’t miss anything from our orgas β€” you can find us on FB and Mastodon. We also upload clips from Xenium to YT.

Contact us

Do you have questions about Xenium, the competitions, the rules, anything?

Write us!