
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: Proteus is a industry-standard printed circuit board design software package aimed at professionals and electronics enthusiasts. It has schematic capture and PCB layout modules with powerful features like auto-router, design rule checking, 3D visualization, simulation, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API