GroupDocs.Comparison for Python via .NET compares 50+ document formats — DOCX, PDF, Xlsx, PPTX, images, AutoCAD, source code — detecting text, style, and formatting changes at paragraph, word, and character level with accept/reject workflows, multi-source compare, and AI-pipeline-friendly change extraction....document formats — DOCX, PDF, XLSX, PPTX, OpenDocument, AutoCAD...non-text-friendly format (PPTX, XLSX, Visio, DWG) without flattening...