Try Prelint
at your local hackathon.
Every week, we partner with hackathons across Europe and the US.
Prelint is free for every team at every event. Click a city on the map to open its registration page.
█ Live nowSF Tech Week 2026San FranciscoEnds Oct 11
Next █Tectonic Hackathon FinalsGhentOct 20
Attending a hackathon
Pick an event below to open its registration page. Your team gets Prelint free for the whole event. Prelint reviews your code while you build. You find problems before the demo.
Find your event ↓Organizing a hackathon
Your teams get Prelint free during the event. Your winners get Prelint credits. We promote your event to our audience. Send us your date to get started.
See what your event getsPast events · 15
- Sep 30, 2026Tectonic Hackathon BrusselsBrussels
- Sep 30, 2026Tectonic Hackathon GhentGhent
- Sep 30, 2026Tectonic Hackathon LiègeLiège
- Sep 30, 2026Tectonic Hackathon LeuvenLeuven
- Sep 30, 2026Tectonic Hackathon AntwerpAntwerp
- Sep 30, 2026Tectonic Hackathon KortrijkKortrijk
- Sep 30, 2026Tectonic Hackathon Louvain-la-NeuveLouvain-la-Neuve
- Sep 25–26, 2026Gothenburg Tech Week x Chalmers HackathonGothenburg
- Sep 26, 2026Build & Sell Hackathon: Ship in AnkaraAnkara
- Sep 19, 2026Matrix OS Hackathon StockholmStockholm
- Dates TBAMatrix OS Hackathon LondonLondon
- Sep 12–13, 2026Adria Hack Sarajevo '26: The OvernightSarajevo
- Aug 28–30, 2026SYE Hackathon 2026Stockholm
- Aug 15–22, 2026Pixel Forge AI HackathonOnline
- Mar 22, 2026Grayscale HackathonNew York