Graphscan v1.3.2 had been ported to OS/2 and eComStation (2013/12/02).
File: ftp://ftp.netlabs.org/pub/qtapps/graphscan-1.3.2-os2.7z
"GraphScan is a graphical scientific tool that allows one to grab data points and errors from figures, so that they can be re-used to, for instance, make new plots."
Requires Qt4: http://svn.netlabs.org/qt4
URL: http://svn.netlabs.org/qtapps/wiki/QT4 Graphics
Port by Elbert Pol.