
Description: Testling is an online test runner that allows you to easily run JavaScript unit tests in multiple browsers. It integrates with popular JavaScript unit testing frameworks like QUnit, Mocha and Jasmine.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Browserless is an open-source web scraping API and headless browser solution. It allows developers to execute JavaScript code and render web pages through APIs, eliminating the need to deploy and maintain browsers.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API