- Last Updated: [[2020-02-18]] - There are much more complex and full-featured enterprise solutions for this in the market, such as [Tricentis Tosca Orchestrated Service Virtualisation (OSV)](https://www.tricentis.com/orchestrated-service-virtualization/). However one good, open-source tool I’ve found that is easy to set up and not too well-known is [Mountebank](http://www.mbtest.org/). - [[Mountebank]] - Mockito - WireMock - JMock