Arbitrum Foundation
Arbitrum's NYC Founder House concluded in March 2026 after selecting 88 teams from 473 applications. Fifty-five projects submitted builds and competed for $340,000 in prizes and grants.
From the Grant Wire
Grant programs across
crypto, AI and open source.
Who funds them, what they fund and how to apply.
480 programs on file258 active programsCrypto · AI · Open source
Compound DAO
Compound Grants is sponsoring three ETHGlobal events in 2023. Each event features a hackathon and a summit with popular builders in the Ethereum community. Hackathon sponsors are bolstering the grand prize with specific bounty prizes so participants have even more chances to win. Compound Grants will have a $5000 prize for builders that integrate Compound.
ENS
Ethereum runs on trust and now, that trust has rewards. The @ENS_DAO’s Contract Naming Season is funding projects that turn unreadable contract addresses into clear, verifiable names with Enscribe. 🏆 10,000 $ENS in incentives 🛠️ For builders, DAOs, L2s, and DeFi protocols 📅 Runs Nov 2025 → Apr 20
Flow
A completed Flow Grants DAO round delivered with DoraHacks for Flow ecosystem builders. The round advertised more than $100,000 in total funding, including 50,000 FLOW in prizes.
Optimism Foundation
A 50,000 OP builder-bounty pool for projects integrating Gelato and Optimism. The program was funded from Gelato's 300,000 OP Phase 0 allocation, which also subsidized executor fees for applications operating on Optimism.
Knight Foundation
A Knight Foundation challenge series that funded ideas at the intersection of journalism, technology, and civic information, with themed editions including Libraries, Data, and Open Gov. Each edition selected full-award winners alongside smaller Prototype Fund awards; software developed with News Challenge grant funds had to be released open source. Sources for its editions now live on the foundation's legacy site.
NCCU
🛠️ Build with IBM watsonx Orchestrate. 📘 Earn IBM SkillsBuild badges. 🏆 Compete for $10K in prizes. The NCCU AI Hackathon March 19–20, 2026 Open to all university students.
Polygon
Polygon Ecosystem DAO Season 1 introduced a community bounty program for contributors to claim tasks and earn rewards for completed work. This early ecosystem program has concluded and is retained as a historical round.
Pyth
A completed six-week global hackathon for open-source demos using Pyth Price Feeds or Entropy with real market data. Participants competed for PYTH rewards.
Somnia
new hackathon with a $3,000 prize pool! build reactive dapps on somnia's layer 1 blockchain and showcase the future of real-time web3 applications. february 25 - march 20, 2026 register here: https://dorahacks.io/hackathon/somnia-reactivity/detail [Mon, 23 Feb 2026 17:38:02 GMT]
Optimism Foundation
A historical Optimism-funded security program delivered with Spearbit and Immunefi for large protocols building on Optimism. It funded competitive bounties for critical vulnerabilities under Proposal Tier 42: Phoenix. The governance proposal is archived and the program is concluded.
1inch Network
The first global 1inch hackathon ran online with ETHGlobal from July 25 to August 6, 2025. The 1inch Foundation funded the event's title partnership with the equivalent of $300,000 in 1INCH.
Status describes whether a program is running. Application methods are recorded separately. Read the funder’s terms before applying.