Joomla.org has recently released the Joomla 3.0 version. Users on version 2.5 do not need to migrate to Joomla 3.0.
This version boasts the following block-busting features
1. Mobile Ready - A new responsive, mobile device friendly administrator template–Isis– and interface
2. Highly User Friendly – built with the power of Bootstrap responsive framework, along with a touch of the awesome UI/UX work of the Joomla JUX team.
3. Developer tools – Build a Component with Zero CSS, Style a Site with 1 CSS File, jQuery & Mootools Ready.
4. Incorporation of Twitter Bootstrap into a jui media package
5. A simplified 3-step installation process.
6. PostgreSQL Driver. You will be able to run Joomla 3.0 sites using the PostgreSQL database.
7. PHP Memcached Driver.