Professional parametric CAD, fully in your browser. WebCAD lets you create, edit, and export real 3D models with B-Rep STEP support, no installs, no licenses, no high-end hardware. Designed for students, makers, and teams, WebCAD works on Chromebooks and shared machines, includes AI assistance for repetitive CAD tasks, and makes sharing or remixing models as simple as sending a link. Build real parts. Export real STEP files.