g3data
WebPlotDigitizer
im2graph
DataThief III
Silkscientific UN-SCAN-IT
GraphClick
jTechDig
Plot Digitizer
Vim Python IDE
Vim Python IDENo features have been listed yet.
WebPlotDigitizer - WebPlotDigitizer - Web based tool to extract numerical data from plots, images and maps.
im2graph - im2graph graph digitizing software to convert graphs to numbers
DataThief III - DataThief III is a program to extract (reverse engineer) data points from a graph.
Silkscientific UN-SCAN-IT - Digitizing Software converts graph image files to usable (x,y) data automatically
GraphClick - GraphClick is a graph digitizer shareware for Mac OS X which allows to automatically retrieve the original (x,y)-data from the image of a scanned graphor fom QuickTime movies.
jTechDig - Software tool written in Java for digitizing data from an image of graph or plot.