
Description: SR 3D Builder is a simple and free 3D modeling software suited for beginners. It allows you to easily create 3D models using simple shapes and mesh editing tools. Useful for basic 3D design and printing.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: LDCad is a free and open source software for designing LEGO models in CAD programs and generating assembly instructions. It is especially popular within the 3D LEGO building community, allowing enthusiasts to easily share and execute LEGO creations.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API