I've been Asked at our LUG for Electronic Software, I compiled http://pikdev.free.fr/ successfully on Ubuntu , install package at http://rzr.online.fr/debian/pikdev_0.8.1-1_i386.deb or with apt : http://rzr.online.fr/contribs.htm (not tested on debian)
Here are restistor codes (in same order as rainbow):
Code 101 = 10 0*1 = 100 pF = 0.1 nF
Convertor :