Another STL editor software on this list is MeshLab. It is a free, open-source, and cross-platform CAD software that allows you to open and edit STL files. You can also generate brand new STL ...

MeshLab can be your other go-to for editing ... and open-source CAD modeling suite for Windows 11/10. It lets you edit an OBJ file. You can use its different workbenches to make modifications ...