GraphSight Junior
GraphSight Junior is an easy to use freeware handy 2D math-graphing program. It was originally designed to help students and teachers satisfy their day-after-day math plotting needs. It makes it easy to plot and explore common Y(X) = F(X) Cartesian graphs, set text labels on the coordinate... Originally GraphSight has come as a realization of the idea "A graph does not have to be dead! ... This is gained through the interactivity of every graph on a coordinate plane. ... ". ... All of them react to mouse or keyboard input, each of them have its own shortcut menu, remembers all the formulas...
http://www.cradlefields.com/gsj/graphsgtj.zip - 394Kb - Download - Screenshot

Graphmatica
a powerful, easy-to-use, equation plotter with numerical and calculus features: - Graph Cartesian functions, relations, and inequalities, plus polar, parametric, and ordinary differential equations. - Up to 999 graphs on screen at once. - New data plotting and curve-fitting features. ... - Find critical points, solutions to equations, and intersections between Cartesian functions. ... - On-line help and demo files make getting up to speed a snap. ... In summary, a great tool for students and teachers of anything from high-school algebra through college calculus.
http://www.graphmatica.com/distrib/grmat20n.zip - 322Kb - Download - Screenshot

Advanced Grapher
Powerful but easy-to-use graphing, curve fitting and calculating software. Graphs Cartesian (Y(x) and X(y)), polar and parametric functions, graphs of tables, equations (implicit functions), inequalities and slope fields. Up to 100 graphs in one window. ... Lots of graph and coordinate plane parameters. ... The program has printing capabilities, multi-document interface, customizable toolbars. ... Supports English, Dutch, French, German, Italian, Portuguese, Russian and Spanish interfaces. ... You will be able to create high-quality graphs and copy them to your documents (as EMF or BMP).
http://www.alentum.net/files/agrapher.zip - 1Mb - Download - Screenshot

MathCalc
MathCalc run with the calculator and graph plotter mode. Within the calculator mode, you can compute mathematical expressions, trigonometric, hyperbolic or logarithmic functions. The entered expressions and functions are saved into formula lists. The program has a handy, easy-to-use formula... In addition, it is possible to export the graph points to a text file. ... Within the plotter mode, you can plot 2D graphs a few ways: using tabular data, importing the data from files, pasting data from Windows clipboard or assigning Cartesian (y = f(x)), polar (r = f(u)) or parametric (x = f(u); y...
http://www.ypssoft.com/program/matce2_1.zip - 1Mb - Download - Screenshot

XYGraph
XYGraph is a native . NET charting component showing data in a cartesian graph (X,Y). Controls from componentXtra gives royalty free software integration. Both the free and purchased products includes sample code (VB and C#).
http://www.componentxtra.com/download/XYGraphVS2003FW11FI.zip - 391Kb - Download - Screenshot

3D Grapher
3D Grapher is a feature-rich yet easy-to-use graph plotting and data visualization software suitable for students, engineers and everybody who needs to work with 2D and 3D graphs. 3D Grapher is small, fast, flexible, and reliable. It offers much of the functionality of heavyweight data analysis... 3D Grapher provides for three systems of coordinates: Cartesian, cylindrical and spherical. ... Functions can be parametric, and can include a time variable - this feature allows creation of animated graphs and models.
http://www.romanlab.com/3dg/3dg.zip - 836Kb - Download - Screenshot

Rt-Plot
Rt-Plot is a tool to generate Cartesian X/Y-plots from scientific data. You can enter and calculate tabular data. View the changing graphs, including linear and non linear regression, interpolation, differentiation and integration, during entering. Rt-Plot enables you to create plots fast and... Features: unlimited number of data points, live calculated data points in data table, unlimited number of graphs, unlimited number of series in graph, unlimited number of calculated lines, linear regression, polynomial, non linear regression,interpolation, smoothing, differential, integral,...
http://www.rt-science.de/downloads/Rt-Plot_setup.exe - 5Mb - Download - Screenshot

Rt-Science Tools2D for Delphi
Rt-Tools2D is a selection of components to generate two dimensional Cartesian plots: *TRtCaptionEdit: This is a special edit control supporting enhanced styles as bold, italic, underline, strikeout, subscript, superscript and symbol font. This is especially interesting to alter TRtLabels which... *TRtLegend: Place this component to a form or inside the 2D-Graph and connect to the graph. ... You can place a unlimited number of Series to the form and connect to the 2D-Graph. ... *TRtAxis: The axis of the 2D-Graph.
http://www.rt-science.de/downloads/Rt-Tools2D.exe - 7Mb - Download - Screenshot

GraphiCal
GraphiCal is a programmable graphics calculator which lets you visualize expressions and formulas in cartesian or polar formas graphs in a chart. The program can create animated video clips from a sequence of graphs which you can view with the integrated or any other media player. ... GraphiCal offers DLL programming interfaces for VB and VC, has a very user-friendly graphics system and because it runs compiled code, it is very fast. ... It is programmable, with user-defined variables and functions.
http://www.wilhelm-kurz-software.de/graphical/graphical.zip - 2Mb - Download - Screenshot

GraphSight
Looking for a software utility that would help math students plot various graphs? You? ve just stumbled upon the most hip one. GraphSight 2. 0. 1 is a newly updated popular and feature-rich comprehensive 2D graphing utility with easy navigation, perfectly suited for use by high-school and... The program is capable of plotting Cartesian, polar, table defined, as well as specialty graphs, such as trigonometric functions (sin, cos, tg, and others). ... The price of a single copy is only 19 US Dollars.
http://www.cradlefields.com/gs/graphsight.zip - 741Kb - Download - Screenshot