The GNOME 3.8 Shell, Mutter, GTK+, and other 3.8 components of the GNOME Project were released on Wednesday.
Matthias Clasen announced the official GNOME 3.8
release on the mailing list
. "GNOME 3.8 is the fourth major update of GNOME 3. It builds on the foundations that we have laid with the previous 3.x releases and offers a greatly enhanced experience. The exciting new features and improvements in this release include a integrated application search, privacy and sharing settings, notification filtering, a new classic mode, OwnCloud integration, previews of clocks, notes, photos and weather applications, and many more."
For features of GNOME 3.8, see the links within this earlier article
. Also see the details on Monday's GTK+ update