PHPExcel - Read, Write and Create Spreadsheet documents in PHP - Spreadsheet engine
PHPExcel is a Project providing a set of classes for the PHP programming language that allow you to write to and read from different spreadsheet file formats, like Excel (BIFF) .xls, Excel 2007 (OfficeOpenXML) .xlsx, CSV, Libre/OpenOffice Calc .ods, Gnumeric, PDF, HTML, ... This project is built around Microsoft's OpenXML standard and PHP.
Check out the Features this class set provides, such as setting spreadsheet meta data (author, title, description, ...), multiple worksheets, different fonts and font styles, cell borders, fills, gradients, adding images to your spreadsheet, calculating formulas, converting between file types and much, much more!
[User Documentation](wiki/User Documentation)