
Description: Altium Designer is professional printed circuit board (PCB) design software used for schematic capture, PCB layout, and file output for manufacturing. It helps engineers design and prototype complex electronic hardware products.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Qucs-S is an open-source circuit simulator application for RF and microwave circuits. It allows you to design and simulate circuits before physically building them.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API