A list of free API mocking services
- https://httpbin.org/ – A simple HTTP Request & Response Service.
- https://mockbin.org/ – allows you to generate custom endpoints to test, mock, and track HTTP requests & responses between libraries, sockets and APIs.
- https://designer.mocky.io/ – generates custom API responses
- Apigee Mock Target Service – https://mocktarget.apigee.net . Help page https://mocktarget.apigee.net/help