
Description: JSter is a free and open source JavaScript playground that allows developers to easily test JavaScript code snippets in the browser. It has features like syntax highlighting, auto-completion, error reporting, and more to provide a full-featured coding environment.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: AlternativeTo Android Client is a free app that allows you to browse and search the AlternativeTo software recommendations website on your Android device. It makes it easy to find and compare alternatives for various software while on the go.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API