Online CAD Editor

KulmanLab is a fast, offline-first 2D CAD application designed to run entirely inside your web browser. Built for precision drafting without friction, it lets you create, edit, and export technical drawings without requiring account registration, cloud syncing, or mandatory logins. Featuring zero-server overhead, KulmanLab stores your project state locally using IndexedDB, guaranteeing total privacy and instant document access even without an internet connection. It supports standard DXF imports and exports, snap-to-grid accuracy, advanced hatching pattern tools, and fluid canvas rendering. Designed for quick technical sketches, floor plans, and vector layouts, it provides a lightweight, distraction-free drafting environment.