C# .NET metadata API to read, write, edit, analyze, search, extract, remove, compare & export metadata of PDF Word Excel PPTX Outlook Audio Video & Images....OpenType Fonts : OTF, OTC, TTF, TTC Others : EPUB, ZIP, TORRENT...ONE XLS EMF FLV PPS PNG XLTM TTC PPT EPUB VSS GIF VSDX DOCX VCF...