Dev Season of Code Online Build. Learn. Ship. Scale. Non-monetary prizes Winners announced 1003 participants
Frostbyte Hackathon Online Shaping the Future of Technology & AI Non-monetary prizes Winners announced 1011 participants
Martingale Hacks Online Don't just build another to-do app — apply your skills to challenge the S&P 500 itself. Non-monetary prizes Winners announced 202 participants
Elasticsearch Agent Builder Hackathon Online Build context-driven agents fast with Elasticsearch $20,000 in prizes Winners announced 2097 participants
DevStudio 2026 by Logitech Online Join the first ever Logitech Developer Challenge for a chance to win an all-expenses-paid trip to Switzerland and a $10,000 cash prize. $20,000 in prizes Winners announced 1312 participants
Next Byte Hacks: January 2026 Online Next Byte Hacks January 2026: An open-ended hackathon open to everyone. Build stunning projects, assemble a great team, and compete for big prizes! $100 in prizes Winners announced 644 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 2980 participants
Sky’s the Limit - Cloud9 x JetBrains Hackathon Online Reimagine the future. Make it happen. With code. $25,000 in prizes Winners announced 2268 participants
Play Everywhere: The Build with Snap Games Lensathon Online Build a Game for Snapchat Using Lens Studio $30,000 in prizes Winners announced 1037 participants
BitBuilders New Year Fun Code Race 2026 Online Create apps and games for retail shops Non-monetary prizes Winners announced 142 participants
TechElevate ScamShield Hackathon Online Build something that helps people say “Nope!” to online scams. $50 in prizes Winners announced 165 participants
DeepSeek vs. Llama: The "Kill The Cloud" Challenge Online Ideate the future of Privacy-First, Offline AI. Build resilient mobile apps that work anywhere, anytime with On-Device Intelligence. Supported by YC Founders. $150 in prizes Winners announced 234 participants
