PC based Oscilloscope and Spectrum analyzer using sound card
itom - an Open Source Measurement, Automation and Evaluation Software
Simple Gnuplot automation and plot conversion tool.
3D Charts - Templates for PovRay(TM)
GTK+iostream, Data plots, ORB, Neural Networks, WSOLA
A PHP class for creating graphs, plots, charts
Easy plotting of images pixel by pixel!
Data aquasition software for Thurlby DSA524
Gplot provides a convenient front-end for gnuplot