Web3 hackathons worth entering now

ETHGlobal's flagship European hackathon. 600+ builders and $125K+ in prizes from 1inch, Sui, World and more, plus a new Continuity Track that rewards ongoing software with real users.

Base's flagship buildathon. The last edition drew 7,500+ builders and grew its pool to 250 ETH across eight tracks. The fastest way to get seen as a builder on Base.

Solana's builder gauntlet. Over 80,000 builders have competed; select winners join Colosseum's accelerator with up to $250K to build full time.

Circle and Arc want real products on the stablecoin-native L1 where USDC is the gas token. Four weeks from idea to prototype, with top teams placed into an 8-week accelerator.

ETHGlobal returns to Tokyo. Three days of building onchain apps and chasing sponsor bounties across the Ethereum stack, in one of web3's densest builder scenes.

Sui's global online hackathon. Build on the Move-based L1 across DeFi, gaming, AI and consumer tracks, with grants and follow-on support for standout teams.

ETHGlobal's Q4 India stop, plugging you into one of the largest and hungriest builder scenes in web3. Onchain apps, sponsor bounties, and a room full of shipping developers.

Encode and Arc want DeFi built on the stablecoin-native L1 where USDC is the gas token. Mentorship, workshops, and a direct line into Circle's ecosystem for standout teams.

Aptos's flagship global hackathon for Move builders, spanning DeFi, payments, gaming and AI, with a large prize pool and grants for teams that keep shipping.

Monad's high-performance EVM is early and builder-hungry. Its hackathons and Blitz events are a fast way to position on one of the most watched new L1s before the crowd.

Hyperliquid's builder community runs hackathons around HyperEVM and its perps stack. Real revenue mechanics and an early footprint on one of the fastest-growing DeFi ecosystems.