GroupDocs.Parser for Python via .NET extracts text, formatted text, tables, images, metadata, hyperlinks and annotations from PDF, Word, Excel, Powerpoint, email, eBook, archive and image files, and parses documents by templates, on-premise, with no Microsoft Office required....annotations from PDF, Word, Excel, PowerPoint, OpenDocument, email, eBook...reviewers left in Word, PDF and PowerPoint files, with their authors...