Kiroween 2026 Online Build something wicked and git commit to the darkness. $100,000 in prizes Dec 04, 2026 05:00 PM EST to submit 10763 participants
Build, Ship, Shape: Amazon Developer Hackathon Online Build across Amazon Devices and shape what's next. $138,000 in prizes Winners TBD 35463 participants
RevenueCat Shipaton 2026 Online Ship apps and start making money. $740,000 in prizes Winners announced 28560 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46658 participants
Reddit’s Games with a Hook Hackathon Online Join Reddit and Phaser to build incredible games for the Reddit community! $40,000 in prizes Winners announced 3062 participants
AI Partner Catalyst: Accelerate Innovation Online Accelerating innovation through the Google Cloud partner ecosystem $75,000 in prizes Winners announced 6917 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 4958 participants
Cloud Run Hackathon Online Build applications with Cloud Run $50,000 in prizes Winners announced 3417 participants
Google Chrome Built-in AI Challenge 2025 Online Innovate with Intelligence: Build the Future of the Web with Gemini Nano and Chrome AI. $70,000 in prizes Winners announced 14086 participants
Roo Code Hackathon Online From space missions to social apps, AI is reshaping how we build, and with Roo Code, you can experience that future in real time. Non-monetary prizes Winners announced 217 participants