Also works on Win95 or Win98 (maybe ME; haven't tried it), OR (the good news), Linux with Wine: unzip into a folder, type wine lfgw.exe, and you're off. Of course, if you have an income, you can afford Crossover, and should do so, to support the free Wine project.
It's very unstable, but does have some crash-recovery facilities to reduce the pain).
The system has none of the advanced features of the XLE from Xerox PARC, but it does have a simple lexical inheritance and morphological component, and a reasonable assortment of abbreviatory notations, which I have found essential for pedagogical use.
And it has an error-tolerant parsing facility that I think is sort of cool, it finds parses with up to n errors, trying none first.
Created by: Avery Andrews