API Blueprint vs Sandbox: What are the differences?
API Blueprint: A powerful high-level API design language for web APIs. API Blueprint is simple and accessible to everybody involved in the API lifecycle. Its syntax is concise yet expressive. With API Blueprint you can quickly design and prototype APIs to be created or document and test already deployed mission-critical APIs; 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.
API Blueprint and Sandbox belong to "API Tools" category of the tech stack.
API Blueprint and Sandbox are both open source tools. API Blueprint with 7.52K GitHub stars and 2.07K forks on GitHub appears to be more popular than Sandbox with 161 GitHub stars and 28 GitHub forks.