MIT Bitcoin Hackathon: Freedom Tech Online Join us for the annual MIT Bitcoin Hackathon -- we welcome projects built on Bitcoin like technology to compete for a $10K prize pool. $10,000 in prizes Winners announced 497 participants
Chirp Developer Challenge Online Build an app using Twitter’s API v2 to unlock new experiences for people on Twitter, and inspire other developers. $520,600 in prizes Winners announced 1604 participants
Supernova Online Internet Computer Web3 Hackathon $880,000 in prizes Winners announced 3531 participants
Hedera22: Hello Smart Contracts Online Build the next game-changing decentralized application with scalable Solidity Smart Contracts on Hedera. $864,000 in prizes Winners announced 2472 participants
NEAR MetaBUILD Hackathon Online A better future requires a better foundation. Build apps capable of taking millions of users on journeys they’ve never been on before. Simple. Scalable. Secure. $1,000,005 in prizes Winners announced 3832 participants
Metis Ethereum Hackathon Online Build Ethereum DApps on Metis Layer 2 for a chance to win a share of $1M in $METIS prize pool! $296,300 in prizes Winners announced 464 participants
Chainlink Fall Hackathon 2021 Online Build the next generation of hybrid smart contracts alongside developers, creators, artists, and industry-leading mentors from across the blockchain ecosystem. $606,500 in prizes Winners announced 1520 participants
Celo's Make Crypto Mobile Hackathon Online Make Crypto what it should be; — Mobile. Accessible. For everyone. $2,572,000 in prizes Winners announced 2325 participants
Square: Build What’s POS_sible Online Build useful solutions with Square’s customer point-of-sale APIs $100,000 in prizes Winners announced 208 participants
Codegeist 2021 Online Make your move to win — build Forge apps for Jira and Confluence — $300,000 in prizes. $306,000 in prizes Winners announced 1416 participants
The Square Unboxed Hackathon Online Build apps for millions of businesses who use Square $60,000 in prizes Winners announced 439 participants
Neo Frontier Blockchain Launchpad Online Be among the first to develop an application on N3 - the groundbreaking new version of the Neo blockchain. $106,000 in prizes Winners announced 644 participants
HackOnLisk Online Build your own blockchain application with the Lisk SDK in JavaScript. Blockchain applications can include industries such as DeFi, DAOs, Oracles, NFT Marketplace, Lending, etc. $33,000 in prizes Winners announced 274 participants
Akshwani Haeck Online Real world data, straight into the blocks! $25,000 in prizes Winners announced 137 participants
Chainlink Virtual Hackathon Spring 2021 Online Build the next generation of smart contracts with Chainlink Oracles $134,300 in prizes Winners announced 734 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 1918 participants
Alexa Skills Challenge: Alexa Conversations Online Discover the Future of Natural Alexa Interactions $101,000 in prizes Winners announced 1800 participants
Brother Hackathon Seattle Seattle, WA, USA Got an Idea for a Social Impact App! $26,600 in prizes Apr 21 – May 16, 2020 162 participants
Facebook Hackathon: AR Online Build AR experiences that add wonder to the world $7,000 in prizes Winners announced 1268 participants
Blockstack Can't Be Evil Contest: Part 3 Online Build a Blockstack application that fits into one of the featured categories – and isn't evil $16,800 in prizes Winners announced 253 participants
Strike: A Virtual Lightning Hackathon Online Hosted by RADAR ION $6,698 in prizes Winners announced 80 participants
Alexa Skills Challenge: In-Skill Purchasing Online Invent the future of premium voice content $134,000 in prizes Winners announced 1276 participants
AT&T Next Gen TV Hackathon Online The AT&T Developer Program invites you to join our AT&T Next Generation TV Hackathon! $42,500 in prizes Winners announced 216 participants
