DigitalOcean Gradient™ AI Hackathon Online Build smarter. Ship faster. Power the next wave of AI. $20,000 in prizes Winners announced 2590 participants
The Reddit Daily Games Hackathon Online Join Reddit and GameMaker to build incredible daily games for the Reddit community! $40,000 in prizes Winners announced 2975 participants
Sky’s the Limit - Cloud9 x JetBrains Hackathon Online Reimagine the future. Make it happen. With code. $25,000 in prizes Winners announced 2260 participants
Play Everywhere: The Build with Snap Games Lensathon Online Build a Game for Snapchat Using Lens Studio $30,000 in prizes Winners announced 1031 participants
PeerBridge Mental Health Hacks 2025 Online Join youth worldwide to build apps, campaigns, and digital platforms that make mental health support more accessible, break stigma, and create safer, more empathetic online spaces. $750 in prizes Winners announced 370 participants
Kiroween Online Build something wicked for Kiroween, our annual Halloween-themed hackathon where developers dare to code in dark mode $100,000 in prizes Winners announced 4957 participants