This is the official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.

3D CAD viewer and converter based on Qt + OpenCascade

Open CASCADE Technology (OCCT) is an open-source software development platform for 3D CAD, CAM, CAE.

The TiGL Geometry Library to process aircraft geometries in pre-design.

The emscripten interface for OpenCascade import functionalities.

Translator from STEP format to X3D format

Simple but powerful CSG tool based on OpenCascade

CAD, based on OpenCascade. parametric, parametric 3D modeler. Fork of NaroCAD.

Parallel Boundary Element Method solver

a CAD to MC geometry conversion tool

gbs is a c++ header library to build and manage NURBS, some optional module are used for visualization and export. This library is compatible with OpenCASACADE and has a python biding.

Open source package for OpenCascadeLink, which is bundled with Wolfram Language products as of version 12.1

C++ binding generator based on libclang and pybind11

The program STEPToPoints converts solids contained in STEP files into point clouds by regular sampling.

Parallel-preprocessor: a prototype of parallel CAE geometry preprocessing framework

JT Assistant & JT Reader. Forked from Open CASCADE repository.

Software to create toolpaths for Incremental Sheet Forming (ISF)

The program STEPToMesh converts solids contained in STEP files into triangle meshes.

Use OpenCASCADE library to implement data visualization under MFC framework