Catch bugs before users do. Test frameworks, mocking tools, and end-to-end testing automation.
wiremock
WireMock.Net is a flexible product for stubbing and mocking web HTTP responses using advanced request matching and response templating. Based on WireMock Java, but extended with more functionality. Full documentation can be found at https://wiremock.org/dotnet/.
testdouble
A minimal test double library for TDD with JavaScript