build123d vs Rhino 3D

build123d

6.6 #42 in 3D CAD software

About build123d

Rhino 3D

8.4 #7 in 3D CAD software

About Rhino 3D
build123dRhino 3D
Free planYesYes
Free trialNoYes
Paid fromFree$95/mo
Open sourceNoNo
PlatformsLinux, macOS, WindowsWindows, macOS
Free planYesNo
Modeling methodparametric—
Assembly designYes—
Sheet-metal toolsYes—
Surface modelingYes—
Cloud collaborationNo—
Supported platformsWindows, macOS, Linux (Python package)—
File import and exportImport: STEP, STL, 3MF; export: BREP, DXF, glTF, OBJ, STL, STEP, SVG, 3MF—

Both are listed in Best 3D CAD Software. On Bettesworth Construction, Rhino 3D scores higher on our published basis.