.XLSX files (Excel workbook)

A zipped XML workbook used by modern Excel. These converters export values and worksheet names; formulas become saved results and workbook formatting is removed.

Apps that make .xlsx files

• Microsoft Excel
• Google Sheets
• LibreOffice Calc

Converters for .xlsx

From .xlsx

• XLSX to XLS Converter
• XLSX to ODS Converter
• XLSX to CSV Converter
• XLSX to TSV Converter
• XLSX to JSON Converter
• XLSX to HTML Converter

To .xlsx

• XLS to XLSX Converter
• ODS to XLSX Converter
• XLSB to XLSX Converter
• CSV to XLSX Converter
• TSV to XLSX Converter
• JSON to XLSX Converter