3D drawing / design tools are challenging
no "good" solution, either complex and/or expensive, or very narrow and not flexible.
and mostly desktop, not web apps
FreeCAD: Your own 3D parametric modeler
FreeCAD/FreeCAD: Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler. @GitHub
LGPL, C++ & Python
Website • Documentation • Forum • Bug tracker • Git repository • Blog
Tutorials - FreeCAD Documentation
Building Information Modeling is a process used in architecture, engineering, and construction to create and manage digital representations of physical structures. It integrates not only 3D geometry but also critical data such as materials, costs, and schedules, allowing for advanced analysis and collaboration throughout the entire lifecycle of a project.
