Tim,
GOKb might one day be interesting, particularly as a source of KB data, but
like most kuali software, it's been several years in the making and isn't
here yet.
I would encourage you (and the rest of the community) to take a look at
reSearcher* from SFU. It's complete with a link resolver,
I'm sitting in at ALA and listening to the session on Kuali and open
source. One of the related opensource systems developed is GOKb which is
knowledge base related to electronic resources.
I was wondering if anyone in the Evergreen Community has looked at this for
academic libraries in