Welcome to T-DOSE

The Technical Dutch Open Source Event (T-DOSE) is a free conference to promote the use and development of Open Source software. This event has is organised yearly since 2006 in the Brainport region, near Eindhoven, The Netherlands. During this event, Open Source projects, developers and visitors can exchange ideas and knowledge.

T-DOSE wil take place on 5 and 6 June 2027 at the Weeffabriek in Geldrop (near Eindhoven).

Free entrance, no registration needed!

If you are travelling by public transport, be aware that railway services will be interrupted in this weekend and a replacement bus service is in operation. Check out our page with practical site information for more information.

Hope to see you at T-DOSE 2027!

Visit our news section for all the latest updates.

For an impression from last year, have a look at the 2026 Conference Schedule, which lists all the interesting presentations and workshops from this weekend. Be sure to also check out the 2026 Project Stands that were be present in the main hall of the conference during the entire weekend.