by Blacksmith
Free high-performance GitHub Actions runners for open source projects. Blacksmith provides 2x faster hardware and 4x faster cache downloads, currently supporting projects like Celery, Ladybird, Zen, and Limbo.
Perks
Free access to Blacksmith's high-performance GitHub Actions runners for qualifying open source projects.
Runners with 2x faster hardware compared to GitHub's default runners, cutting CI runtime in half.
Significantly faster cache downloads for quicker builds and shorter feedback loops.
Eligibility
- Actively maintained public repository.
- Permissive open source license.
- Clear community usage.
How to Apply
- Apply through the OSS Program section on the Blacksmith pricing page.
- Applications are reviewed by the Blacksmith team.
Similar to Blacksmith OSS Program
CircleCI provides generous free build credits for open-source projects on the Free Plan, covering Linux, Arm, Docker, macOS, and Windows builds.
Free unlimited CI/CD minutes for open source projects with four parallel Linux machines and one macOS machine, plus build badges and secret management.