DeliView 3.1 is a Dwg file viewer and preview extractor. It shows previews of Dwg files from version 13 to version 2005. Moreover, it can identify file version, even for file previous to version 13 and detects corrupted files.DeliView allows to extract the preview from a file and to save it as a picture file in Jpg format. It is also possible to create a Html file containing this image and various information about the dwg file, readable in any Internet Browser. Finally, and the most important, Deliview allows to create an index file gathering all Html files in a directory in one compiled file easily readable and distributable.process several files at a time and lets you choose your file format and can create 2D or 3D files.