PHPLOT

It includes Pie, Line, Area, Bar, Point and combination plots.

Optionally uses TrueType (TTF) fonts.

Features:

• Scalings: Log-log, text-log, text-linear, linear-linear linear-log, log-linear
• TTF and Non-TTF fonts
• Moving Averages (subclass _data)
• Scaling of data. (subclass _data)
• Movable X and Y axes.
• Adjustable Tick scalings (autoscalling and manual scaling)
• Legends
• Ability to draw multiple graphs on one image.
• Browser Cache settings (on or off)
• Inteligent Color Allocation for smaller images.

Requirements:

• PHP 5 or higher
• GD Library