Hey Hackers, go build cool stuff

Dive into DAO x DeFi summer with ETH CC Hackathon 2021. We are excited to bring together over 150 developers, creatives, and experts to work on the future of finance in Paris!

The Grants Round 10 Hackathon is Gitcoin's third "Stacked Event" to support Ethereum and Web3 by building and donating.

Sovryn is launching $500k worth of bounties and grants to build DeFi on Bitcoin.

As NFTs continue to surge in popularity, Zilliqa is aiming to better certain structures and functionalities on the Zilliqa blockchain to improve our community’s experience with NFTs.

We're creating a unique collaborative opportunity for all BUIDLers in NEARverse and the wider open web universe.

Borderless, open & decentralized online coding marathon

Open DeFi is hosting their first hackathon on Gitcoin

Degen VC makes it simple and fair to launch new projects.

RSK is now fully integrated on Gitcoin, and launching this inaugural Gitcoin hackathon!

Skynet’s Spring 2021 hackathon focuses on content and media, and features 3 phases to engage developers and non-developers alike.

True to the mission of building a better world, MetaFam putting its money where its mouth is and encouraging all that is good for our closer as well as wider ecosystem!

Harmony is back with another hackathon featuring 14 new bounties.

Green NFTs - Bounties For More Ecologically Friendly NFTs (Non-fungible Tokens)

The Grants Round 9 Hackathon is Gitcoin's second "Stacked Event" to support Ethereum and Web3 by building and donating.

We are calling on all builders, designers and innovators to come help us take the Celo ecosystem to the next level.

The Open Web Foundry is a six-week programme where founders learn, build, and pitch to top-tier investors for a chance to launch an amazing new venture on Arweave.

Build on the 100% evm compatible, low cost, high performance platform - BSC.

The Baseline Protocol is a public domain open source initiative that combines advances in cryptography, messaging, and blockchain to deliver secure and private business processes at low cost via the public Ethereum Mainnet.

The first Golem Network hackathon is a one-month-long online hackathon designed to allow developers to build on top of the platform, and compete for prizes.

This hackathon is an opportunity to rally the community not just around funding projects they care about, but helping them build as well.

Hack the Horizon is a collaborative, creative, and inclusive cross-chain hackathon focused on building applications that utilize the Horizon Bridge.

Oasis invites developers from around the world to join our exciting quest to build a better, brighter future with Open Data and Open Finance!

We're excited to engage the Gitcoin developer community in our quest to accelerate network security on PoW blockchains.

With SkyDB developers can now create applications that allow for content to be edited without worrying about sending users an updated Skylink.

Conflux Network is excited to launch our first virtual hackathon Hacking Decentralized Commerce in collaboration with Gitcoin!

SGR by Sögur - previously known as Saga // SGA - is a digital coin built to provide a self-sustaining, democratic and global currency.

The East African Virtual Hackathon is a six-week virtual programming marathon for innovative young developers in Eastern Africa to design and implement block chain- based software applications in solving real world challenges on anti-corruption.

BUIDL with $XSGD-ZRC2 is StraitsX’s first Hackathon that is hosted in collaboration with Zilliqa, a high-performance, high-security blockchain platform.

Gitcoin has integrated Polkadot and Kusama tokens (DOT and KSM) into its tech stack, making us one of the first full integrations outside of the Ethereum ecosystem.

The Open Web Fellowship is a six-week programme offering an investment pool of $100,000 which will be granted to winning profit sharing communities on the Arweave network

Introducing the first open hackathon for tokenized communities.

The hackathon includes a variety of bounties on Quadratic Funding. It brings together creative companies, non-profits, governments, and individuals, who would like to incentivize more democratic public goods governance in the context of their cause.

As part of the Witnet Testnet Incentive Program, the Witnet Foundation has allocated up to 30,000 $DAI to hackers, builders and bug-hunters

Hack the Rainbow is NEAR’s first MOOH! (Massive Open Online Hackathon) and is primarily focused on building bridges between NEAR and the Ethereum ecosystems.

GoodDollar has recently launched its basic income protocol. This bug bounty challenge serves to stress-test the GoodDollar smart contracts.

Build your DApp with Cartesi - $80k+ in prizes for the top 3 projects