Fun and Games with Devvit Web Online Create a new game or experience for the Reddit community! $49,000 in prizes Winners announced 2603 participants
TiDB AgentX Hackathon 2025 Online Forge Agentic AI for Real-World Impact $30,500 in prizes Winners announced 2651 participants
Sustain-a-thon 2025 Greater Noida, India Innovate to Empower Viksit Bharat 2047 Mission ₹ 100,000 in prizes Aug 27 – Sep 15, 2025 148 participants
OpenAI Open Model Hackathon Online Build with gpt-oss, OpenAI’s open weight reasoning models. $30,000 in prizes Winners announced 8636 participants
DVHacks (For All Ages, August 30th-September 7th, Participation Prizes and more) Online Join us for a week of coding where you can use your skills to solve real world problems! $16,363 in prizes Winners announced 225 participants
DevNetwork [API + Cloud + Data] Hackathon 2025 Santa Clara, CA, USA Join the nation's largest challenge-driven API + Cloud + Data hackathon @ API World 2025! $2,000 in prizes Aug 17 – Sep 5, 2025 712 participants
TikTok TechJam 2025 Online Build With Joy, Code For Change $22,500 in prizes Winners announced 2316 participants
Bay2BayHacks 2025 Online Develop an AI-based app that contributes to societal betterment. $57,524 in prizes Winners announced 543 participants
ReverieHacks Online A hackathon built by students, for students—empowering creative minds to bring their dream projects to life across six unique tracks. $600 in prizes Winners announced 392 participants
Empower Hacks 3.0 Online Impact Students Through Software - Pitch or create a project that uses technology to make education more accessible to underprivileged communities with limited resources $435,374 in prizes Winners announced 446 participants
The Gated NFTs University Regional Hackathon Online All students are welcome, especially students from @EMU, EU, VT, TESU, and OU $3,225 in prizes Winners announced 546 participants
Qloo LLM Hackathon Online Join Qloo’s first global hackathon, a month-long event inviting developers, builders, and creatives to explore what’s possible at the intersection of LLMs and Qloo’s API. $25,000 in prizes Winners announced 2853 participants
Google Maps Platform Awards Online 20 years ago we made the Google Maps Platform API, then you made history. Non-monetary prizes Winners announced 3947 participants
RevenueCat's World Paywall Speed Building Championships 2025 Online Build fast. Win big. $5,000 in prizes Winners announced 657 participants
AWS Lambda Hackathon Online Build solutions that scale: power your ideas with AWS Lambda $15,000 in prizes Winners announced 3713 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 129561 participants
Forge Quest: Bonus Level Online Sharpen dev skills, build impactful apps, and earn rewards! Non-monetary prizes Winners announced 2361 participants
AI in Action Online Innovate Together: A Multi-Partner Google Cloud Hackathon $50,000 in prizes Winners announced 6683 participants
Perplexity Hackathon Online Create an internet-enabled project to inspire curiosity, seek knowledge, or reason through complex tasks. $35,000 in prizes Winners announced 4349 participants