Aspose.Cells Cloud REST API supports exporting workbook and internal objects to all kinds of formats using NodeJS. SDK supports development languages. They include Android, C#, Go, Java, NodeJS, Perl, PHP, Python, Ruby, and swift....Formats Microsoft Excel: Xls, Xlsx, Xlsb, Xlsm, Xlt, Xltx, Xltm...Mhtml Microsoft Excel: Xls, Xlsx, Xlsb, Xlsm, Xlt, Xltx, Xltm...