NoteFinder, a free fingerboard diagramming app. It is an old DOS app, but very useful for finding notes in other places! Download
This product (Guitar1.exe - from 1997) was written to be simple, easy to use, and useful. It was designed to "unlock" the mysteries of the guitar neck allowing users to visualize scales and chords over the entire neck which can lead to rapid improvement in a short period of time . Download
Here is another scale tool: Download
Craig Tarwater's 2 cents worth: Keyshapes and how the 5 open Major (C,A,G,E,D) chords are the basis for the "leapfrog effect" of the chords and scales "climbing up the neck". Get it
"The Interchart" David Grossman's JAVA applet, which is a scale and chord generator, and has "all of the stuff" Download
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