Hosted mock API generator with conditional matching, stateful CRUD, chaos injection, and a live WebSocket request inspector. No signup required to start.
Cost / License
- Free
- Proprietary
Platforms
- Online
Czechia
EU




Mockoon is described as 'The easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source' and is an app in the development category. There are more than 10 alternatives to Mockoon for a variety of platforms, including Web-based, SaaS, Mac, Windows and Linux apps. The best Mockoon alternative is apimock-rs (API Mock), which is both free and Open Source. Other great apps like Mockoon are Reqable, WireMock, mockd and Beeceptor.
Hosted mock API generator with conditional matching, stateful CRUD, chaos injection, and a live WebSocket request inspector. No signup required to start.




Collaboration based mock services with persistent data storage, git integration and intelligent proxying to quickly bring user flows to life.


Proxy your API, choose which endpoints to mock in the cloud and inspect traffic, for free. Speed up your development and integrations tests.
Instantly create HTTP mock API endpoints with custom responses, dynamic path params, custom headers, configurable delays, and real-time traffic logs.




A modern, solo-developer-built mock API platform to create CRUD resources instantly and test frontend resilience with integrated "Chaos Mode" simulations.




With Mockaron, create mock REST APIs without server configuration or setup. Its intuitive and no-code app makes it super easy to get started.



Free desktop API mocking platform. Create HTTP/REST and WebSocket mock servers with a modern UI. Perfect for developers, QA teams, and trainers.

Coparrot is a web service that will return a response with data you specified. It's a mock server that you can use during development or testing without installing anything and without writing any configuration file.


Mocklets is a HTTP-based mock API simulator, which helps simulate APIs for faster parallel development and more comprehensive testing.


RestFaker is a developer tool for creating realistic mock REST APIs in minutes. Build fake endpoints, generate test data, use authentication, protect routes, and simulate backend behavior without waiting for a real backend.




SmartMock.io is a tool to set up, manage, and troubleshoot HTTP protocol API mocks (REST, SOAP, JSON-RPC) in the cloud. This frees you up to focus on the logic of your mocks and not have to think about boilerplate code of your own HTTP mock servers.



