DWG Columns for Explorer 4.0 is now available and can now show up to 30 custom properties.
Enhance your experience with DWG Columns for Windows Explorer / File Explorer by showing the DWG and DXF properties and metadata in Explorer columns.
Even in file dialog boxes within AutoCAD or other applications like BricsCAD.
DWG Columns for Explorer is available as a trial as well as in a freeware version with limited functionality.