"Open-source application stacks--and the scramble to build,
support and sell them to enterprise IT customers--have been one of
the technology industry's hottest trends this year.
"Vendors hawking them include the likes of Hewlett-Packard Co.
and IBM, Linux purveyors Red Hat Inc. and Novell Inc., and
independent support providers such as SpikeSource Inc., OpenLogic
Inc., SourceLabs Inc. and many others..."