
Description: STLView is a free software for viewing and manipulating STL files. It allows users to open, view, rotate, pan, zoom, and measure STL models. Useful for previewing 3D prints before slicing.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Free View Expert is a free 2D CAD viewer app for Windows that allows users to open, view, measure, markup, print and convert many popular CAD formats including DWG, DXF, DWF and more. It has basic CAD viewing and measurement features.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API