DWGViewX is an dwg viewer ActiveX control. 

Features List

1. Ability to loading  both http file and local file. for example:
      dwgViewX.DrawingFile = "http://www.autodwg.com/dwg-viewer/Office.dwg" or
   dwgViewX.DrawingFile = "c:\drawing files\Office.dwg"
2. Supports both DWG and DXF file;
3. Supports AutoCAD version from R2.5 to the latest version 2012.

Setup

1. You must run regsvr32 DWGViewX.dll to register the control first.