
Description: Quad drawer is a free, open-source 3D modeling software focused on mechanical CAD. It has powerful parametric modeling features and assemblies for designing real-world mechanical objects.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Direct Folders is a free Windows program that provides an alternative to the standard Windows folder structure. It allows you to categorize and tag files for easier organization and searching.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API