'topeScope 2.6.2

View solid models in the StL, DXF GTS, NFF, Q3O, PLY, OBJ, OFF, TRI, and UO formats, mesh colors, copy photos to the clipboard, and print them. Detect geometry errors, fix them before building models and verify export from CAD programs. Flip all faces, orient faces consistently, eliminate, degenerate or duplicate them.

'topeScope lets you view solid models from files in a number of formats, including StL (StereoLithography), PLY, OBJ, and OFF. Useful to detect geometry errors or verify export from CAD programs.