
Description: STLFinder is a free, open-source tool for finding and downloading 3D printable models and STL files from across the internet. It allows you to search multiple model repositories in one place and preview models before downloading.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Traceparts is a digital engineering platform that provides 3D CAD models and product catalogs for mechanical components across industries. It has over 100 million CAD models and datasheets from thousands of suppliers.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API