NC Viewer is the best free gcode editor for verifying CNC and 3D printer files. It also has some really nice features besides just viewing a DWG file and that is measuring, plotting with plot styles, and also a batch conversion ability.
The free Autodesk TrueView is built on the same core code as AutoCAD and as such has 100 DWG viewing and plotting like AutoCAD. Seamlessly access your AutoCAD files in Dropbox from the office, the jobsite, home, and beyond. Powerful online GCode Viewer to simulate GCode files. Free 100 DWG File Viewer that Includes Measure and Convert.
dwg files,2D and 3D cad design software for architectural,house design,Manufacturing,mechanical engineering. Use Dropbox with AutoCAD to manage your project files and ensure you’re working with the latest data when collaborating with team members. Download free cad software for view and drawing. A Free DWG Viewer Viewing and editing drawings, faster ever A light and fast DWG viewer & editor, designed to browse, view, measure, markup, edit and print DWG/DXF/DWF files. Open your DWGs directly from Dropbox with the AutoCAD web app to view and edit your most valuable work without disruption. Free AutoCAD Alternatives: AutoCAD is recognized as the oldest, most reliable, easy-to-use CAD computer-aided drawing software. It stores 2D and 3D design data created in CAD.