I made BREP.io https://BREP.io
A browser based parametric CAD / 3D modeling environment with a custom BREP-style geometry kernel with javascript API.
Runs fully client side in the browser with no install.
Repo:
https://github.com/mmiscool/BREP
Dev logs:
https://hackaday.io/project/204166-brepio-a-browser-based-parametric-modeler
Hackaday writeup:
https://hackaday.com/2025/12/04/new-browser-based-cad-system-is-best-friends-with-triangle-meshes/
There are some YouTube demos out there too showing the modeling workflow and editor. https://youtu.be/8njaTHLfm14?si=ilc_NwP-gqwsAr39
Interested in feedback from anyone into CAD, graphics, geometry, rendering, or browser tech.
