Motty vs Sandbox: What are the differences?
Motty: Modern and simple way to test client services. Motty provides the simpler way to test your client services. It is a web application that gives you ability to create your own custom responses, so you can intuitively and easily mock http responses; Sandbox: Quick and easy mock RESTful API and SOAP webservices. Quickly mock RESTful API or SOAP web-services with simple or dynamic responses, and fault injection to simulate real application behaviour.
Motty and Sandbox belong to "API Tools" category of the tech stack.
Motty and Sandbox are both open source tools. It seems that Sandbox with 161 GitHub stars and 28 forks on GitHub has more adoption than Motty with 62 GitHub stars and 4 GitHub forks.