PayPal AI Hackathon Featured Online Build what’s next with PayPal and AI $67,500 in prizes Nov 12, 2026 03:00 PM EST to submit 28267 participants
Hex-a-thon Online Build the analysis you wish existed. Join Hex's virtual hackathon to analyze, build, and explore data with AI — all in one place. $10,000 in prizes Winners announced 1448 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 4959 participants
Arm AI Developer Challenge Online Build the future of AI on Arm: Create innovative, efficient mobile AI projects and compete to win $15,000 in prizes Winners announced 1628 participants