mathics-threejs-backend

examples
documentation
- primitives
  - arrow
  - cone
  - cuboid
  - cylinder
  - line
  - point
  - polygon
  - sphere
  - text
  - tube
  - uniformPolyhedron
- lights
  - ambient
  - directional
  - point
  - spot
- custom types
  - color
  - coord
  - element
- for developers
  - edges
  - polygons
benchmarks

See the live benchmarks: