httpbin.org : A simple HTTP Request & Response Service.
npoint.io : JSON storage bins with schema validation
Mockbin : Mockbin allows you to generate custom endpoints to test, mock, and track HTTP requests & responses between libraries, sockets and APIs.
Matrix : Matrix is an open standard for decentralised communication, providing simple HTTP APIs and open source reference implementations for securely distribu...
WireMock : Free and Open Source tool for building mock APIs. Create stable development environments, isolate yourself from flakey 3rd parties and simulate APIs t...
Motty provides the simpler way to test your client services.
It is a web application which gives you ability to create your own custom responses.
So you can intuitively and easily mock http responses. All you need to do is typing and click!