DiamondHacks 2026 San Diego, CA, USA San Diego's Largest Hackathon $25,710 in prizes Apr 4 – 5, 2026 366 participants
DiamondHacks 2025 San Diego, CA, USA San Diego's Fastest Growing Hackathon $2,853 in prizes Apr 5 – 6, 2025 302 participants
Hack-O-Lantern Online Create something spooky this weekend! Non-monetary prizes Winners announced 152 participants
HackTheMidlands 6.0 Online Learn, Build, and Share in a chill and low-stress environment <3 Non-monetary prizes Winners announced 49 participants
Prehackstoric Online Aging back to the Prehistoric period with your hacks! Non-monetary prizes Winners announced 201 participants
PennApps XXII Online Come soar to greater heights with PennApps! $41,159 in prizes Winners announced 316 participants
