WordPress 3.5 beta 2 is now available for download and testing.What’s new in this release?
New workflow for working with image galleries, including drag-and-drop reordering and quick caption editing.
New user interface for setting static front pages for the Reading Settings screen.
New image editing API.
Other new features in WordPress 3.5
A simplified welcome screen.
A new color picker.
new all-HiDPI (retina) dashboard.
Keyboard navigation and screen reader support have both been improved.
Now browse and install plugins you’ve marked as favorites on WordPress.org, directly from your dashboard.
Link up your WordPress install with wordpress mobile apps, as XML-RPC is now enabled by default.
hidden Link Manager for new installs.