With the GroupDocs .NET document comparison API, quickly compare text and contents in PDF, MS Office, ODT, images, Html, MSG, DWG, VSD & more files....PST, EML, MSG, VSDX, VSD, DWG, HTML, JPEG, GIF, PNG, BMP, DICOM...DOCX, XLS, XLSX, PPT, PPTX, HTML, ODS, CAD, RTF, TXT, JPG, TIFF...