Status is tracked in Issuezilla:
You can download it from Development Update Center or you can build it from sources. If you want to know more about working with NetBeans sources, look at HgHowTos and WorkingWithNetBeansSources. Here is small guide:
hg clone http://hg.netbeans.org/main nb_all cd nb_all ant -Dcluster.config=groovy build-nozip ant -f xtest/build.xml