MockK - mocking framework for Kotlin http://mockk.io
A mocking library for testing stripe ruby
The Enterprise-ready testing and specification framework.
The easy mocking library for .NET - http://fakeiteasy.github.io
WireMock.Net is a flexible library for stubbing and mocking web HTTP responses using requests matching criteria.
Highly opinionated mocking framework for PHP 5.3+
EasyMock, making mocking easier since 2001
Ouzo Framework - PHP MVC ORM
CppUTest unit testing and mocking framework for C/C++
This is a specs2 adapter + DSL for using the popular mocking framework JMock
The easy mocking library for .NET
Room For All Things Mockfoundry. https://gitlab.com/koficodedat/mockfoundry