Aspose.Cells Cloud REST API supports merging multiple Excel files into a single Excel file using Python, and offers SDKs for various programming languages....Xlt, Xltx, Xltm OpenOffice: Ods, Fods, Ots Xml: SpreadsheetML...Word/PowerPoint: Docx, Pptx OpenOffice: Ods, Fods, Ots Xml: SpreadsheetML...