A Windows-based viewer currently supporting CDR & 2D DXF files
An interactive viewer for three-dimensional chemical structures.
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
A Cross Platform and Open Source Electronics Design Automation Suite
A set of freeware applications for viewing/processing P-CAD files.
Free cad viewer for 3d drawings in different formats
Free 3D Mobile CAD
A Free/Open Source Gerber (RS-274X) Viewer in PortableApps.com format
An easy to use and lightweight CAD model data management tool.
RML file viewer