Footage: FOST Paris, previous edition
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Build It Summit 2026
Gathering interestImpact Hackathon
~3 min to fill
Teams build for climate, health, education or inclusion in the weeks before the event. Finalists pitch on site on December 3.
Not a ticket: pre-registering is non-binding and tells us who is coming. If a partner backs the hackathon, you hear first when the challenges are announced.
If you are selected
Your ticket is free. If you already bought one, we refund it.
Pre-registration received
Thanks. This is not a ticket: we write to you when the challenges are announced.
A confirmation email is on its way.
What happens next
- We write to you first when the challenges are announced, with the brief and how to take part.
- This pre-registration is not a ticket: passes are on the Tickets page.