PHPGraphs is a set of graphing classes for php.
The basic graph types are line, point, area, and
bar. Also, an advanced TimeSeries graph is
included. PHPGraphs supports large numbers of
large sized data sets.
Nice Software, Poor Documentation.
This beast is a great piece of software; and it is a huge beast. It is really fast and really solid. Too bad the documentation sucks for the 2.2 series. The 2.2.1 install docs are all wrong. Good luck with it.