Developer Tools
Best API Testing Tools in 2026
Places 26–34 of 34.
- 26 HttpMaster Free plan Windows7.7 Visit Specs
- 27 Schemathesis
Schemathesis suits engineers testing OpenAPI or GraphQL APIs, especially those integrating API tests into CI/CD.
Free plan Windows · macOS · Linux · Self-hosted7.6 Visit Specs - 28 REST Assured Free plan API7.4 Visit Specs
- 29 RestTestGen Free plan Linux · Self-hosted7.4 Visit Specs
- 30
Stoplight Prism It suits teams developing frontend and backend work in parallel, validating API contracts, or virtualizing services before production.
Free plan Web · API · Self-hosted7.4 Visit Specs - 31 SuperTest Free plan7.3 Visit Specs
- 32 Frisby.js API7.0 Visit Specs
- 33
Step CI Free plan Self-hosted7.0 Visit Specs - 34 RESTler Windows · macOS · Linux5.6 Visit Specs
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