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 4979 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 1637 participants
Cloud Run Hackathon Online Build applications with Cloud Run $50,000 in prizes Winners announced 3428 participants
Open Hack Online You Code , You Create , You Collaborate ₹ 10,000 in prizes Winners announced 306 participants
Reddit and Kiro: Community Games Challenge Online Reddit and Kiro are hosting a virtual hackathon for the best community game! $45,000 in prizes Winners announced 1929 participants
No More Cyber Bullying! Surrey, United Kingdom Junior Schools only will take part in a hackathon and will make a project to prevent cyberbullying Non-monetary prizes Jul 1 – Sep 18, 2025 66 participants
Code with Kiro Hackathon Online A challenge for developers to explore Kiro, an AI IDE that works alongside you to turn ideas into production code with spec-driven development. $100,000 in prizes Winners announced 9967 participants
OpenAI Open Model Hackathon Online Build with gpt-oss, OpenAI’s open weight reasoning models. $30,000 in prizes Winners announced 8652 participants
IDL Debate Hackathon'25 Online Where real debaters meet AI enthusiasts to change the whole mind game ₹ 35,000 in prizes Winners announced 354 participants
Meta Horizon Creator Competition: Elevate Your Mobile World Online Compete for 35 prizes, including two $100,000 grand prizes and a total prize pool of $1,000,000. $1,000,000 in prizes Winners announced 1407 participants
CodeQuity 2025 Online Build What Matters. Pitch What’s Real. $1,000 in prizes Winners announced 447 participants
World’s Largest Hackathon presented by Bolt Online Build with AI for a shot at some of the $1M+ in prizes. $1,037,500 in prizes Winners announced 128406 participants
Agent Development Kit Hackathon with Google Cloud Online Build multi-agent AI systems with Agent Development Kit and Google Cloud $50,000 in prizes Winners announced 10361 participants
AWS Presents: Breaking Barriers Virtual Challenge Online Infuse generative AI with AWS and connectivity to enable equitable digital experiences for all $16,000 in prizes Winners announced 2319 participants
HerbVerse Hack Online Invent the Future of Natural Health & Wellness $CAD 100 in prizes Winners announced 99 participants
