Web Directory by Internet-Web-Directory.com

Plots 2D and 3D graphs of mathematical functions and curves. Windows; 30-day limited trial version.

Statistical and Graphing Software for Mac OS X. Site provides screenshots and features list, together with pricing details and and online ordering facility.

PC software for teaching calculus, coordinate geometry, statistics and probability.

Windows software to digitize a scanned graph image. Site gives details of the product, and allows the download of an evaluation copy.

A programming tool to plot and explore two dimensional math functions, such as cartesian y(x) and x(y) graphs, parametric and polar ones. Allows the user to have control over a coordinate space through interactivity of all the components of the graph.

Macintosh equation-plotting software supporting both 2D and 3D graphs. Supports implicit functions, differential equation solutions, and vector fields.

Curve fitting and data plotting software. Accuracy of nonlinear regression results verified with NIST.

Free windows software performing graph plotting and root-finding for algebraic functions. Site includes a features list and tutorial.

Shareware that automatically pulls in numerical data from scanned graphs and transferred to a specified axes system. Can be saved in ASCII format, ready to use in other applications. Is able to import files from most image formats (gif, png, tiff,bmp). Runs on Windows and Linux. Includes 21 day free trial.

Visualization program supporting graphs in up to eight dimensions. Coded entirely in assembly language for optimized speed.