nTop vs TweakCAD
| nTop | TweakCAD | |
|---|---|---|
| Free plan | Yes | |
| Paid from | Free | |
| Platforms | Linux, Windows | self-hosted, Web |
| Modeling method | parametric | parametric |
| Assembly design | Yes | |
| Surface modeling | Yes | |
| Supported platforms | Windows 11; Red Hat Enterprise Linux 8.9 for nTop Automate | web browser; self-hosted locally with Docker or Podman |
| File import and export | CAD: STEP, Parasolid, CATIA V5, Creo, Inventor, Siemens NX, SolidWorks, ACIS; mesh: STL, OBJ, PLY, 3MF, OFF; CAE: Abaqus, ANSYS, LS-DYNA, Nastran, Patran, CGNS, UNV; other: implicit, LTXC, CSV, VDB, PNG, CLI and manufacturing slice formats | STEP, STL, 3MF, BREP, FreeCAD .FCStd, DXF, SVG, .cadjson |
| Free plan | Yes | |
| Cloud collaboration | Yes |
Listed together in Best 3D CAD Software