Community calendar
Hackathons, hack days and coding challenges run by Cod3rs.
Browse hackathons, hack days and coding challenges. Each event card gives you the quick context, a short description, and a direct path to the full details.
Open any event page for the full programme, practical information, and registration links. New to this? Start with how our hackathons in Esbjerg work.
What’s next
Pick the next hackathon or hack day and jump in.
Check back soon. We’re usually planning the next hackathon in the background.
In the meantime, keep an eye on the community channels and the event pages for fresh updates.
Proof of community
Snapshots from the things we’ve built together.
A one-day build event where you ship something real with open-source or open-weight AI
Hacktoberfest Hack Day Esbjerg is a one-day, beginner-friendly build event where participants ship a working project with open-source or open-weight AI.
A 24-hour tech hackathon bringing students and developers together to build, learn, and compete
Hack Esbjerg is a 24-hour tech hackathon where students and developers of all skill levels form teams, build a prototype and pitch it to judges.
A lightning-fast student hackathon powered by Google Gemini in just 3 hours
Hack Days in Esbjerg is a three-hour student hackathon powered by Google Gemini, where participants go from idea to working prototype.
Online summer coding challenge for Denmark and Slovakia: build any project in July–August, public vote, merch prizes
Summ3r Cod3 is an online summer challenge where people in Denmark and Slovakia build a project of their own over July and August. The projects with the most public votes win Cod3rs merch.