
Description: picoCAD is a free and open source 2D CAD program for Windows, Linux and macOS. It has basic drafting tools for creating and editing drawings and schematics and can export to several file formats.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Wings 3D is a free, open-source 3D modeling software. It has a simple, intuitive interface for 3D modeling aimed at beginners and hobbyists. Key features include polygon modeling, texturing, bone systems, scene composition and rendering.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API