
Description: 3D-Tool Free Viewer is a free 3D model viewer that supports various popular 3D formats. It allows you to easily view and inspect 3D models without needing to install any expensive modeling software.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ADA STL Viewer is a free, open-source 3D model viewer that specializes in loading and displaying STL files. It is lightweight, easy to use, and works across Windows, Mac, and Linux.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API