Wings 3D is an advanced subdivision modeler
A free and open source multiplatform 3D parametric modeler
The programmer's solid 3D CAD modeller
A python parametric CAD scripting framework based on OCCT
A python module for scientific analysis of 3D data
STL Viewer for java
3D modeler, 3D game maker, 3D demo maker
LDraw™ editor for LEGO® style digital building instructions.
Converts LandXML files to .glTF/.glb files
Surface Explorer 3D plots mathematical surfaces in 3D.
RobBX - is a powerfull DIY Arduino constructor based from IQBX
View 3D Images (also work with DICOM MRI images)
builds a 3D model based on a contours from a DICOM RTStructures file
SOLVESPACE is a free (GPLv3) parametric 3d CAD tool.
NETGEN is an automatic 3d tetrahedral mesh generator
Design your own pottery for 3D printing in full color
Free 3D Mobile CAD
lite drafting and physics platform. c++ and script based.
Converts between many 3D data formats
Tiny but powerful single file wavefront obj loader
Fix STL files for 3D printing
An easy to use and lightweight CAD model data management tool.