
Description: CometCAD is a free, open-source 2D CAD program for Windows, Linux and Mac. It has basic 2D drafting and design features for architectural drawings, mechanical drawings, floor plans, electrical diagrams and more. It's lightweight and easy to use for simple 2D CAD tasks.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: LibrePCB is an open source electronics design automation application for printed circuit boards. It allows schematic capture and PCB layout/routing with an intuitive user interface.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API