Before you all put too much work into this -has actually experimented with software which would be suitable to run on my server (which is a small slice of a commercialNNGS-1.1.15 compiles and runs fine for me. After configuration and installation, most of the time will be spent trimming logfiles, and helping stuck users, I guess. Given the quality of the computer-go cummunity, this should not be a problem.