ExcelExplorer Pro is the package of PHP classes that provides the ability to read and process data from a binary MS Excel files. The main goal is to provide ability to retrieve data from an Excel file under any OS with PHP installed (Linux, for example) without installing additional modules, extensions or libraries. ExcelExplorer is not a stand-alone application. Instead of this it provides easy-to-use, multifunctional programming interface for the PHP programmers. Using build-in caching, controlling what data to read, new features presented in PHP5 and many other techniques it's provides impressive speed, stability and optimal memory usage.