Pure-Rust CAD geometry kernel - B-Rep topology, analytic surfaces, O(N) filament sweep, STEP AP203 export. No OCCT, no C++.
Pure-Rust STEP AP203 writer for the cadcore CAD kernel - exact analytic surface entities, no OCCT dependency
Geometric operations for the cadcore CAD kernel - O(N) filament sweep, analytic B-Rep construction without Boolean ops
Fundamental math primitives for the cadcore CAD kernel - Point3, Vec3, Mat3, Frame3
Arena-based B-Rep topology for the cadcore CAD kernel - Solid, Shell, Face, Edge, Vertex with typed IDs
Analytic geometry primitives for the cadcore CAD kernel - curves, surfaces (Plane, Cylinder, Torus, Sphere)