Koha [1] has also had some big releases since last mention here. The full story on Koha 3 is here [2], and the latest release is Koha 3.0.1, with lots of bugfixes and improvements [3].
A local copy of Koha 3.0.1 is available here [4].
Links:
[1] http://koha.org/
[2] http://koha.org/about-koha/news/nr1218407616.html
[3] http://koha.org/about-koha/news/nr1234988287.html
[4] http://oss4lib.org/files/koha-3.00.01-stable.tar.gz