Kulman is a free, lightweight web-based CAD application. Open, edit, and export DXF files directly in your browser — no registration, no ads, no data collection. Ideal for engineers, CNC enthusiasts, and civil designers. Most CAD tools are either too heavy or sacrifice your privacy to the cloud. KulmanLab is a browser-based CAD engine designed for speed and total data ownership. No registration, no ads, and 100% offline-first—your DXF files never leave your machine.