OCCHacks Costa Mesa, CA, USA OCC's Third Hackathon — 30 Hours, One Project $2,000 in prizes Oct 10 – 11, 2026 101 participants
Agentic Cinema: The Blockbuster Hackathon Online Lights. Camera. Code. $75,000 in prizes Winners announced 10100 participants
PantherHacks 2026 Orange, CA, USA Chapman University's second annual 48-hour hackathon! Non-monetary prizes Apr 3 – 5, 2026 79 participants
HackCC Fall 2025 Oceanside, CA, USA Hackathon made for community college students by community college students $7,200 in prizes Nov 8, 2025 103 participants
World’s Largest Hackathon presented by Bolt Online Build with AI for a shot at some of the $1M+ in prizes. $1,037,500 in prizes Winners announced 129573 participants
