XLS Generator is a PHP script, allowing to create binary XLS files using PHP. Using this script you will be able to create spreadsheets on UNIX systems, or on Windows; only PHP 4.x (or later) is required and no additional PHP modules needed. XLS Generator has many features which will help you to make your generated spreadsheets look individual: font styles, border and color settings, background, foreground and border colors and styles, text orientation and in-cell alignment settings. You can even add formulas and Excel functions. Also supported : paper size, page orientation, printed margins, header and footer which can include page numbers. For all the features you can consult the full documentation which is available on-line. You can test the work of the script via fully funcional on-line demo, located on the script page.