GroupDocs.Viewer for PythOn via .NET renders 170+ file formats — DOCX, PDF, XLSX, PPTX, CAD, email, archives, images — to HTML, PDF, PNG, or JPG with embedded or external resources, watermarks, page selectiOn, and AI-pipeline friendly output.... It runs entirely on-premise, requires no Microsoft Office...for production traces. On-premise No cloud calls, no Microsoft...