Free Conversion of XLTM to POTX by using Nodejs Cloud APIs & SDKs. Also Create, Edit & Render Microsoft Excel, CSV and SpreadsheetML worksheets or spreadsheet in the Cloud....CellsWorkbook_PutConvertWorkbookRe({ workbook : fs.createReadStream(localPath...XML Workbook) Convert XLTM to XLSB (Excel Binary Workbook) Convert...