Mockoon vs Nock: licensing, GitHub activity, and what each is actually for. Neutral comparison, no paid rankings.
Mockoon: Open source. 8,439 GitHub stars. Desktop app, CLI, and Docker image for creating local mock REST APIs with customizable routes and dynamic responses, no account or remote deployment required.
Nock: Open source. 13,127 GitHub stars. HTTP server mocking and expectations library for Node.js. Record and replay HTTP interactions.