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 10635 participants
Azure AI Hackathon Online Build AI-powered apps with pre-trained models or create your own machine learning models $25,500 in prizes Winners announced 1917 participants
2020 Facebook Developer Circles Community Challenge Online Create innovative and immersive tutorials that help fellow developers build with Facebook technologies $133,000 in prizes Winners announced 2360 participants
Codegeist 2020 Online Build powerful team collaboration apps on Atlassian Cloud and compete for $315,000 in prizes $315,000 in prizes Winners announced 1319 participants
The European Commission's EUvsVirus Hackathon Online The EUvsVirus Hackathon is a European Commission initiative that is open to EVERYONE AROUND THE WORLD on April 24-26. Non-monetary prizes Winners announced 8904 participants
