Postman - The Collaboration Platform for API Development

Workona - A better way to work in the browser.

StopLight - Stoplight is an API Design, Development, and Documentation platform that enables consistency, reusability, and quality in your API lifecycle, all with an easy, enjoyable developer experience.

OneTab - Whenever you find yourself with too many tabs, click the OneTab icon to convert all of your tabs into a list. When you need to access the tabs again, you can either restore them individually or all at once.

Mockoon - Mock servers in seconds

Session Buddy - Manage Your Browser Sessions