im2graph
g3data
DataThief III
WebPlotDigitizer
Silkscientific UN-SCAN-IT
GraphClick
jTechDig
Plot Digitizer
Vim Python IDE
im2graph
Vim Python IDENo features have been listed yet.
g3data - g3data is used for extracting data from graphs.
DataThief III - DataThief III is a program to extract (reverse engineer) data points from a graph.
WebPlotDigitizer - WebPlotDigitizer - Web based tool to extract numerical data from plots, images and maps.
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.