Distributed Compilation
BagOBones writes "Tired of waiting for your source to compile? Dreaming of having your own cluster and having something useful to do with it? Well Trolltech might have the answer. Trolltech Teambuilder lets you turn your network into a clustered C/C++ compiler."
What does this package have that makes it any better than dmake(distributed make)? Convincing anyone that uses linux to go with a $750 product over an open source one seems silly, if they were going to do that they wouldn't be using linux in the first place.
You can do this for free with PVMGmake. I have a HOWTO