Upcoming hackathons in December 2026

Every hackathon with a deadline in December 2026, read live from the platforms they run on. Free to browse, no account needed.

3 open now · 842 across the whole index · refreshed 17 Sept 2026

PLENTY OF TIMESHUTS IN 81 DAYS
Revolution
Hack Club Monterrey and High Coders MTY · Offline · Museo Del Acero Horno 3 · Free
OPEN →
PLENTY OF TIMESHUTS IN 93 DAYS
Cosmo Hacks
Hack Club network · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 100 DAYS
MCA 2026 projects
Mizzou Computing Association · Online · Free
OPEN →

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Upcoming hackathons in December 2026

Revolution

Cosmo Hacks

MCA 2026 projects

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