Hackathon
Database
Discover live & upcoming hackathons from 10 platforms. All in one place.
Showing 66 of 66 hackathons
TinyFish
TinyFish $2M Pre-Accelerator Hackathon
The biggest pre-accelerator hackathon. Build, pitch, and win funding for your startup idea. Open to developers and entrepreneurs worldwide.
Solana Foundation
Solana Colosseum Hackathon 2026
The ultimate Solana hackathon. Build high-performance dApps, DePIN solutions, and consumer products on the fastest blockchain. Top projects receive venture funding.
ETHGlobal
ETHGlobal Tokyo
Asia's premier Ethereum hackathon showcasing Japan's thriving Web3 ecosystem.
ETHGlobal
ETHGlobal New York
NYC's biggest Ethereum hackathon with top Web3 builders and $120K+ prizes.
ETHGlobal
ETHGlobal Lisbon
European Web3 hub hosting ETHGlobal's summer Ethereum hackathon.
ETHGlobal
ETHGlobal Cannes
Europe's premier Ethereum hackathon on the French Riviera with $100K+ in prizes.
Google DeepMind
Gemini 3 Hackathon: Build what's next
Build innovative applications using Google's Gemini 3 API. Create multimodal AI experiences with text, image, audio, and video understanding.
ETHGlobal
ETHGlobal Mumbai
India's biggest Ethereum hackathon closing out ETHGlobal's 2026 season.
Devfolio
ETHMumbai 2026
India's largest Ethereum conference & hackathon bringing together 1000+ builders for Web3 innovation. March 13-15 hackathon period.
MDBA
MDBA Youth Blockchain Hackathon
A global hackathon for young developers to explore blockchain technology and build solutions for real-world problems.
Encode Club
Encode AI x Web3 Hackathon 2026
Build at the intersection of AI and Web3. Create decentralized AI applications, on-chain ML models, and intelligent dApps.
MLH
Global Hack Week: GenAI
Week-long virtual hackathon dedicated to generative AI, LLMs, and creative AI applications.
UCLA
LA Hacks
UCLA's annual hackathon - Southern California's largest with 1000+ participants.
MLH
Global Hack Week: Cloud
Week-long virtual hackathon focused on cloud computing, DevOps, and infrastructure.
University of Maryland
Bitcamp
University of Maryland's flagship hackathon - one of the East Coast's largest with 1000+ hackers.
Polkadot
Polkadot Solidity Hackathon 2026
Build cross-chain dApps using Solidity on Polkadot's multichain network. Deploy smart contracts across parachains.
Tether
Tether Hackathon Galactica: WDK Edition
Build innovative stablecoin-powered applications using Tether's WDK (Wallet Development Kit). Explore digital payments at scale.
UPC
HackUPC
Barcelona's premier international hackathon bringing together hackers from across Europe.
UTD AI Club
HackAI
North Texas's biggest AI hackathon pushing the boundaries of machine learning, NLP, computer vision, and generative AI.
Yale University
YHack
Yale's premier hackathon bringing together innovators from across the Ivy League.
Starknet Foundation
RE{DEFINE} HACKATHON – Starknet
Redefine what's possible with Starknet's ZK-rollup technology. Build scalable L2 dApps with provable computations and zero-knowledge proofs.
KU Blockchain
The Midwest Blockathon
Blockchain-focused hackathon exploring Web3, DeFi, NFTs, and decentralized applications.
Duke University
HackDuke Code For Good
Social impact hackathon tackling inequality, environment, education, and health challenges.
Stacks Foundation
BUIDL BATTLE #2 – Bitcoin Builders Tournament
The Bitcoin Builders Tournament returns! Build dApps, DeFi protocols, and innovative solutions on the Stacks Bitcoin L2 ecosystem.
nwPlus
cmd-f 2026
Western Canada's largest hackathon for women, non-binary, and gender-diverse individuals.
Vanderbilt University
VandyHacks XII
Vanderbilt's flagship hackathon bringing together the brightest minds in the Southeast.
USC
AthenaHacks
Southern California's largest all-women+ hackathon empowering underrepresented genders in tech.
MLH
Hack Canada
Canada's premier student hackathon bringing together 500+ hackers to build innovative solutions over 36 hours. Registration closed Feb 28.
CTC
BUIDL CTC Hackathon
Build cutting-edge crypto trading tools and decentralized finance solutions for the next generation of traders.
Pacifica
Pacifica Hackathon
Build sustainable tech solutions addressing climate change and environmental challenges using blockchain and AI.
Lablab.ai
Multimodal AI Agents Hackathon
Build AI agents that can process text, images, audio, and video simultaneously. Create the next generation of multimodal AI applications.
NIT Hamirpur
Electrothon: Labyrinth of Eternum
NIT Hamirpur's flagship hackathon with a mythological theme and cutting-edge tech challenges.
Seedstr
Seedstr Blind Hackathon
A unique blind hackathon where you don't know what you're building until the start. Test your skills under pressure with unknown challenges.
Base (Coinbase)
Base Batches 003: Startup Track
Build the next great onchain startup on Base. Selected teams get mentorship, funding, and access to the Base ecosystem.
Lablab.ai
GPT-5 App Development Hackathon
Build innovative applications using the latest GPT-5 APIs. Create chatbots, content tools, coding assistants, and more with state-of-the-art AI.
Google India
The Big Code
Google India's flagship coding hackathon for developers. Solve complex algorithmic problems and build innovative solutions.
Alkimi
MoveFWD Phase II
Build the future of decentralized advertising. Create solutions for transparent, blockchain-based ad exchanges.
University of Illinois
HackIllinois 2026
University of Illinois' flagship hackathon. 36 hours of building, learning, and networking with 1000+ hackers.
Somnia
Somnia Reactivity Mini Hackathon
Build reactive onchain applications using the Somnia protocol. Explore the limits of high-throughput blockchain technology.
Zerve.AI
Zerve.AI 2026 Hackathon
Build AI-powered data science and machine learning workflows using the Zerve.AI platform. Collaborate on notebooks in real-time.
Electrothon
Electrothon 8.0
The 8th edition of Electrothon – one of India's largest student-run hackathons. Open theme with 1000+ participants.
DevsHouse
DevsHouse '26
India's premier developer hackathon. Open themes with 1000+ builders competing over a packed weekend of innovation.
University of Toronto Mississauga
DeerHacks V
The 5th edition of DeerHacks in Mississauga, Ontario. A weekend-long hackathon for students of all skill levels.
DIVERSION
DIVERSION 2K26
An MLH-affiliated hackathon in Kolkata, West Bengal. Build innovative projects in 36 hours with mentors from top tech companies.
UEM Jaipur
AceHack 5.0
The 5th edition of AceHack in Jaipur, India. An MLH-affiliated hackathon with exciting tracks and prizes.
CSU Long Beach
BeachHacks 2026
A 24-hour hackathon at CSU Long Beach. Code, create, and compete near the California coast.
University of South Florida
HackUSF 2026
University of South Florida's annual hackathon. 24 hours of building, workshops, and networking in Tampa.
Stellaris
Stellaris
A multi-track hackathon focused on Blockchain, FinTech, and AI/ML. Build solutions that matter.
Devfolio Community
Hack-N-Win 3.0
A 36-hour hackathon with no restrictions on themes. Build anything you want and compete for exciting prizes.
Bytecamp
Bytecamp '26
A 48-hour hackathon bringing together developers, designers, and innovators to solve real-world problems.
JKLU
HackJKLU v5.0
The 5th edition of HackJKLU – build innovative solutions across all domains. 500+ participants expected.
Hackanova
HACKANOVA 5.0
The 5th edition of Hackanova – a 36-hour offline hackathon bringing together 500+ developers to innovate.
Innovat3
INNOVAT3
A hackathon at the intersection of Blockchain and FinTech. Build decentralized financial tools and protocols.
HackNiche
HackNiche 4.0
An AI/ML-focused hackathon. Build cutting-edge machine learning solutions across various problem domains.
JAMHacks
JAMHacks 10
The 10th edition of Canada's premier high school hackathon in Waterloo. 48h of building, workshops, and fun.
University of Sussex
HackSussex 2026
A 24-hour hackathon at the University of Sussex in Brighton, England. Open to all university students.
GDG JSSATEB
ECLIPSE – GDG JSSATEB Hackathon
A hackathon organized by Google Developer Group JSSATEB. No theme restrictions – build whatever inspires you.
HackIndia
HackIndia MEC Internal
Build solutions in Blockchain, AI/ML, and HealthTech tracks. A multi-track hackathon for innovative thinkers.
Springfield Hackers
Aurora Hackathon
A 24-hour in-person high school hackathon in Springfield, Missouri. Build anything you want and demo to judges.
Hack Club
RePlay Alexandria
A 2-day in-person hackathon for high schoolers in Egypt. Build creative tech projects with fellow makers.
Hack Club
AeroHacks
A high school hackathon in Dublin, California. Come build cool projects, meet other young developers, and have fun.
Redshifted
Redshifted Catalyst
A one-day in-person high school hackathon in Ottawa, Canada. Build projects, attend workshops, and network.
Hack Club
Stang Hacks
A 12-hour overnight high school hackathon in Danville, California. Code, create, and compete.
Hack Club NZ
KiwiHacks
New Zealand's premier high school hackathon. Build projects and compete for prizes in a 12-hour event.
Hack Club
Viking Hacks
A 12-hour in-person hackathon in Fremont, California for high school students. Code, create, and innovate.
Amazon Web Services
AWS Prompt the Planet Challenge
Build innovative applications using AWS AI services. Push the boundaries of prompt engineering and generative AI on the AWS Cloud platform.