Export data to XLSX Excel file in Java by EasyXLS library! Spreadsheets in Java.
https://www.easyxls.com/manual/tutorials/java/export-data-to-xlsx-file.html
Create Excel file in Java by EasyXLS library! XLSX, XLSM, XLSB, XLS spreadsheets in Java.
https://www.easyxls.com/manual/tutorials/java/create-excel-file.html