SilverStripe 3.3.0 beta 1 is available for download and preview.
The changelog, upgrading notes, and other important information is available on the release notes page at https://docs.silverstripe.org/en/3.3/changelogs/beta/3.3.0-beta1.
You can also read our blog post on the release at http://www.silverstripe.org/blog/get-your-hands-on-a-new-framework-3-3-0-beta-released.
To get setup, you can install this using composer (as below):
composer create-project silverstripe/installer ./ss33 3.3.0-beta1
You can also download pre-built zip / tar from http://www.silverstripe.org/download#download-releases.
Thanks to everyone who has helped contribute to the SilverStripe project, and for making this release possible.
Damian Mooyman | Senior Platform Developer