Mockoon

Create local mock REST APIs in seconds, with a desktop app and CLI

Mockoon is an open-source tool for running mock REST API servers locally. Define routes, responses, and rules in a desktop app, then run the same mocks headless with the CLI or Docker in CI pipelines.

Key features

Desktop app for designing mock APIs
Dynamic templating and response rules
Import and export OpenAPI files
Headless CLI and Docker image for CI

Try it on DevTools Daily

Fake JSON API

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