Bootgraph CAD Viewer - A lightweight CAD View and measurement software for fast, precisely & easily opening, viewing & measuring CAD files. We insists on providing free tools and value-added services for our users. Top-10 advantages of the Leopard CAD Viewer: 1. Open drawings quickly with strong engine and high DWG compatibility; 2. Perfect drawing display supporting special symbols support and right-click to gray the base map; 3. Flexible layer settings; 4. Six snapping methods to ensure the accurate capture in the operation; 5. Quick measurement of number, length, polyline length, area, angle and legends; 6. Customized attributes for your summary and classification; 7. The measurement data could be showed both in the drawing and the corresponding table for the comparison and tracing; 8. Featured tables for the centralized management of all data with customized expressions; 9. One-click the measurement data to be exported to Excel form; 10. Convert a DWG File to a different release format easily.