Protect Excel sheet and cells in C++ by EasyXLS library! XLS, XLSX, XLSM, XLSB files in C++.
https://www.easyxls.com/manual/tutorials/cpp/protect-excel-sheet-cells.html

Convert XML Spreadsheet to Excel file in C#.NET from ASP.NET web pages or windows application by EasyXLS library! XLS, XLSX, XLSM, XLSB in .NET.
https://www.easyxls.com/manual/tutorials/csharp/convert-xml-spreadsheet-to-excel.html

Convert HTML to Excel file in C#.NET from ASP.NET web pages or windows application by EasyXLS library! XLS, XLSX, XLSM, XLSB in .NET.
https://www.easyxls.com/manual/tutorials/csharp/convert-html-to-excel.html

Convert CSV to Excel file in C#.NET from ASP.NET web pages or windows application by EasyXLS library! XLS, XLSX, XLSM, XLSB in .NET.
https://www.easyxls.com/manual/tutorials/csharp/convert-csv-to-excel.html

Convert XML Spreadsheet to Excel file in PHP by EasyXLS library! XLS, XLSX, XLSM, XLSB in PHP.

https://www.easyxls.com/manual/tutorials/php/convert-xml-spreadsheet-to-excel.html

Convert HTML to Excel file in PHP by EasyXLS library! XLS, XLSX, XLSM, XLSB in PHP.

https://www.easyxls.com/manual/tutorials/php/convert-html-to-excel.html

Convert CSV to Excel file in PHP by EasyXLS library! XLS, XLSX, XLSM, XLSB in PHP.

https://www.easyxls.com/manual/tutorials/php/convert-csv-to-excel.html

Set summary information properties, document summary information properties, custom properties for Excel file in PHP.

https://www.easyxls.com/manual/tutorials/php/document-summary-information.html

Export data to CSV file in PHP using EasyXLS library! Spreadsheets in PHP.

https://www.easyxls.com/manual/tutorials/php/export-data-to-csv-file.html

Export password protected Excel file and encrypt Excel file using EasyXLS library! XLS, XLSX, XLSM, XLSB file in PHP.

https://www.easyxls.com/manual/tutorials/php/encrypt-excel-file.html