Fun API Playground

25 free, no-signup mock REST APIs (Friends, Star Wars, Harry Potter, Pokémon, Pizza, Bank, Airline & more) with Swagger-style docs, Bearer auth, pagination, GraphQL, webhooks, and every HTTP status code — 400, 401, 403, 409, 412, 418, 429, 500 — to practice QA and API testing.

This interactive playground needs JavaScript enabled to run the API engine in your browser.

Practical API testing, without the ceremony.

Practical API testing guides, patterns and examples you can run immediately in Fun API Playground.

Short guides, testing patterns and ideas you can try immediately in the playground.

Browse all 25 mock REST APIs