Who funds them, what they fund and how to apply.
Polygon's Community Treasury Board used this Season One call to select experienced grant distributors to manage funding for new and existing ecosystem projects. The application period has ended; this record documents the completed allocator selection process.
The final chapter of Hedera's three-part Hello Future hackathon series ran from February 17 to March 23, 2026. Builders competed across five tracks for $250,000 in Apex prizes, bringing the trilogy's total prize pool to $550,000. Hedera announced the winners on May 12, 2026.
Four-month accelerator providing $50,000 plus mentorship and technical workshops to early-stage teams building proof-of-concept digital financial services for underserved populations using Open Payments and the Interledger Protocol.
KUB Chain has introduced a developer grants program structured around three pillars of support to foster innovation within its ecosystem. The program aims to empower builders by providing support for growth and development on the KUB network. The announcement did not include funding amounts, an application route, or a launch date, so the program remains announced rather than open.
Mantle previously ran Flagship Buildathon programs and a Scouts nomination season. The former grants URLs now serve Mantle's institutional RWA marketing site and no longer describe a public grant or apply path. Scouts Season 2 closed 30 June 2025.
Milestone-based funding framework for the Obol Collective across three tracks: contributor work on Obol Collective SQUAD Goals, retroactive funding for community workshops/meetups/onboarding sessions (proof of attendance), and open research/technical contributions advancing distributed staking. Grants are issued in OBOL tokens negotiated at USD-equivalent value; applications went through Questbook with no fixed deadlines while live. Per Obol's own docs, the program is currently paused.
The Optimism Governance Fund funds Missions — scoped funding requests reviewed by the Developer Advisory Board and the Foundation Mission Team — for measurable, onchain contributions across the Superchain. Individual missions specify budgets in OP tokens; recent cycles include Season 7 and cross-chain infrastructure mission requests.
Season 7 contribution program for Optimism governance operations. Core contributors and trainees supported voting cycles, governance communications, documentation, onboarding, and Retro Funding while an open bounty system funded discrete community tasks.
Optimism Grants Council Cycle 28 allocated a remaining 15,000 OP budget through Season 6 mission requests and introduced a Token House-approved audit mission process. The cycle has ended and is retained as a historical governance funding round.
Intent 3: Grow Application Developers on the Superchain Objective : Establish a comprehensive repository of open-source, on-chain contracts for the Optimism ecosystem. This repository will serve as a critical resource for developers building on the Superchain, providing backend solutions for DeFi products and NFT marketplaces.
Optimism Grants Council Season 6 funded mission requests for Superchain growth, developer adoption, experimental applications, and subsidized smart-contract audits. The season concluded in November 2024 after receiving 91 applications and approving 22.
Optimism Grants Council Cycle 49 awarded multiple grants, including a Growth Grant to ArcadiaFi for automated liquidity management, one-click concentrated liquidity positions, leverage, and yield optimization on Optimism Mainnet. The full Cycle 49 report detailing all awarded projects is available at https://gov.optimism.io/t/cycle-49-grants-council-report/10630.
Optimism's Season 9 Grants Council mission funded incentives, vaults, routing, tooling, and integrations intended to increase DEX liquidity and trading efficiency for collateral-borrow pairs used by lending markets across the Superchain.
A recurring Optimism grants mission that funded Superchain growth through the Grants Council. Season 9 submissions closed May 20, 2026. The Grants Council was later dissolved; there is no public Season 10 window as of 2026-08-29.
Special thanks to members of the Feedback Commission for discussion and review. In 2025, Retro Funding will focus on data-driven impact measurement with a human-centered approach. These Missions have been chosen to focus the Collective on being able to accurately measure an important sub-set of contributions.
Optimism's experimental demand-led grants track for Season 4. Eight requests defined work the ecosystem needed across data tooling, contract interfaces, audits, RPC services, academic research, token-bound accounts, and interoperability; 72 proposals produced 17 funded finalists.
A one-month hackathon for trading, DeFi, and analytics projects using Pacifica's API. Solo builders and teams of up to five were eligible; submissions closed on April 16, 2026.
Phase 1 of Pharos Network's Skill-to-Agent developer season asked builders to create reusable onchain agent skills. Submissions ran from June 8 through June 17, 2026; 40 selected developers received 500 PROS and advanced to the second-stage Agent Arena.
Status describes whether a program is running. Application methods are recorded separately. Read the funder’s terms before applying.