WordPress 4.4 Beta 2 which is slated for release on December 8 is now available for download and testing. This is software still in development, so it is recommend that you don’t run it on a production site. To get the beta, try the WordPress Beta Tester plugin (you’ll want “bleeding edge night-lies”). Or you can download the beta here (zip). WordPress 4.4 update: Twenty Sixteen — The newest default theme for WordPress.