Build
Grants for teams that make the network useful
Funding paid in milestones, decided by an elected committee and published in full. Sample programme for a fictional network.
- OSL granted to cohort four
- 3.1 M
- Teams funded in the last cohort
- 22
- To a first reply
- 3 weeks
- Of grants published
- 100%
Tracks
What we fund
Up to 500,000 OSL
Infrastructure & clients
Validator clients, RPC, indexers, bridges and anything that makes the network more resilient.
Up to 150,000 OSL
Applications
Payments, finance, games and social apps with a clear plan to reach real users.
Up to 200,000 OSL
Developer tooling
SDKs, testing, debugging and documentation that make building faster.
Up to 80,000 OSL
Research & education
Open research, courses and local communities that teach people to build.
Process
From application to first payment
- 01
Apply
Tell us what you are building, who it serves and the milestones you will hit.
- 02
Review
The elected committee replies within three weeks, with questions or a decision.
- 03
Agree milestones
We agree on two to four milestones, each with a clear, checkable result.
- 04
Build and get paid
Each milestone is paid when it is delivered. Every grant is listed publicly.

Applications are open all year
Most teams hear back within three weeks. Questions first? Write to grants@ostrel.example.