
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: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: TinyCAD is a free and open source computer aided design application for 2D drawings. It has basic CAD features like layers, dimensioning, shape tools, and can export to common formats. TinyCAD is lightweight and good for simple diagrams and schematics.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API