Based on our record, Mocky.io seems to be more popular. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I use mocky most of the time. https://designer.mocky.io/ Or you could use chrome extension like tweak. Source: 5 months ago
Mocky - A simple web app to generate custom HTTP responses for mocking HTTP request. Also available as open source. - Source: dev.to / over 1 year ago
Don't wait for the backend to be ready, generate custom API responses with Mocky and start working on your application straightaway. - Source: dev.to / almost 3 years ago
Postman - The Collaboration Platform for API Development
Mocklets - A HTTP-based API simulator to assist parallel development 🛠️
Mockoon - Mock servers in seconds
API List - A collective list of APIs. Build something.
Swagger Inspector - Free online tool to test APIs and autogenerate documentation
Yappes - Build, manage and distribute your APIs in one place 🛠️