
Description: API Tester is a software tool used by developers to test and debug APIs. It allows sending requests to API endpoints and inspecting the responses to validate functionality, performance, and integration.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Swagger is an open source software framework backed by SmartBear Software that helps developers design, build, document and consume RESTful web services. It provides specifications and tools for developing and documenting REST APIs.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API