
Description: MASTAN2 is an open-source software for probabilistic transmission planning and reliability analysis of electric power systems. It allows modeling transmission systems and performing stochastic simulations to assess reliability.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Estru3D is a free, open source CAD software for Windows used primarily for designing 3D models for 3D printing. It has an intuitive interface along with basic modeling and editing tools to create simple to moderately complex models.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API