QCad Download User-friendly 2D CAD application for precise technical drawings and architectural drafting Download User-friendly 2D CAD application for precise technical drawings and architectural drafting Vote (3 votes) Program license Trial version Developer Ribbonsoft Version 3.3.0 Works under Mac Also available for Windows Vote (3 votes) Developer Ribbonsoft Works under Mac Windows 98, Windows 95, Windows 2000, Windows 98 SE, Windows NT, Windows ME Program license Trial version Version 3.3.0 Also available for Windows