by Chromatic
Free visual testing plan for qualifying open source projects, built by the Storybook team. Includes 35,000 Chrome snapshots per month with cross-browser testing across Chrome, Firefox, Safari, and Edge.
Perks
35,000 Chrome snapshots per month at no cost for qualifying open source projects.
Automated visual regression testing across Chrome, Firefox, Safari, and Edge running in parallel.
Reduce snapshot usage by up to 80% by only testing components that actually changed.
Eligibility
- Community-led projects with over 10,000 GitHub stars, 40,000 weekly npm downloads, or 100+ contributors.
- Company-built UI libraries or design systems with 5+ contributors.
- Government UI libraries or design systems (national-level or higher) with 5+ contributors.
How to Apply
- Apply through the Chromatic open source sponsorship page.
- Chromatic reviews the application against their eligibility criteria.
Similar to Chromatic Open Source Sponsorship
Free visual regression testing for open source projects. Argos sponsors qualifying OSS projects with full access to their visual testing platform in exchange for a README badge.
BrowserStack provides lifetime access to its full testing platform for open-source projects, including cross-browser, real device, and visual testing.
Free forever code coverage for open source projects with unlimited public repositories, PR comments, status checks, and API access. Trusted by over 60,000 OSS projects.