C# library for 2D/3D geometric computation, mesh algorithms, and so on. Boost license.

Helper for Bézier Curves, Triangles, and Higher Order Objects

QCAD - The Open Source 2D CAD. QCAD is a crossplatform CAD solution for Windows, Mac OS X and Linux. It supports the DXF format and optionally the DWG format (through a proprietary plugin).

A declarative, efficient, and flexible JavaScript library for building user interfaces.

ClippingBezier calculates intersection points, paths, and shapes between two UIBezierPaths

Intersection of Bézier curves by a line using subdivision algorithm