a little birdie yim'd me that DSpace [1] version 1.1 (inc. docs) [2] is available. From the sf news item: "New features include Advanced Search capability with fielded searching, better Unicode support, improved performance and lots of other good stuff. And bug fixes. Lots of bug fixes."
Links:
[1] http://dspace.org/
[2] http://sourceforge.net/project/showfiles.php?group_id=19984