GroupDocs.Signature for Python via .NET supports DOCX, DOCM, DOC, DOT, DOTM, XLS, XLSX, Pdf, PPT, JPG, PNG, HTML, EML and many more formats....pdf" if signature . FileType . from_extension...Adobe Portable Document Format (PDF) ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ OpenDocument...