microcks
The open source, cloud native tool for API Mocking and Testing. Microcks is a Cloud Native Computing Foundation sandbox project 🚀
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/.
httpmock
HTTP mocking library for Rust
pactumjs
REST API Testing Tool for all levels in a Test Pyramid
devlucky
:bird: Next generation mocking framework in Javascript