With the GroupDocs .NET document comparison API, quickly compare text and contents in PDF, MS Office, ODT, images, HTML, MSG, Dwg, VSD & more files....OneNote, PST, EML, MSG, VSDX, VSD, DWG, HTML, JPEG, GIF, PNG, BMP, DICOM...(HTML, MHTML), OneNote, AutoCAD (DWG, DXF), raster images (PNG, BMP...