
Description: Sourcetrail is a free and open source interactive code exploration tool that helps developers understand large, unfamiliar source code bases. It provides fast and intuitive navigation, visualization of interdependencies, and useful code insights.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Blink grep is a free, fast, and lightweight text search tool for Windows. It allows you to quickly search through text, code, files, and folders on your computer to find matches.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API