If you want to create a 3D model in STL format or edit an existing STL file in Windows 11/10, use these free STL editors.

Microsoft has picked up Netfabb's 3D file cloud repair service, and renamed it Microsoft Model Repair. Features faster repair times thanks to new servers.

We explain what is an STP/STEP file and how you can view STP files on your Windows 11/10 PC using free software or online tool.

An imported STEP file is converted to a triangle mesh on import (making it much like a typical .stl or .3mf file) which means that slicing all happens as one would normally expect.