TL;DR - Mockoon
- Mockoon is a free desktop application for creating mock APIs locally
- It simulates REST APIs with customizable responses for development and testing
- Completely free and open-source
Pricing: Free plan available
Best for: Growing teams
Pricing Plans
Most Popular
Open Source
Free
Free
- Mock APIs
- Desktop app
- CLI
Pro
$25/month
Cloud sync
- Cloud sync
- Team sharing
- Enterprise support
About Mockoon
Mockoon creates mock APIs locally. Desktop app for API mocking—simulate backends without internet or signup.
The app runs locally. The setup is fast. The features cover mocking needs.
Developers wanting local API mocks use Mockoon for desktop mock servers.
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Mockoon FAQ
Yes, Mockoon is completely free and open source. Desktop app and CLI available. No premium version.
Mockoon is an API mocking tool. Create fake APIs for development and testing. Works offline, runs locally.
Mockoon is free and local. Postman mocks require cloud account with limits. Mockoon for simple, free mocking.
Create endpoints with responses in the GUI. Run locally or export as Docker. Frontend can develop without backend.