Wikipedia
BEdita
BEdita is an open source web development framework that features a Content Management System (CMS) out-of-the-box.
Current version is 3.1.5, released on 5 March 2012 under Affero General Public License version 3.
A preview and "unstable" version is also available: 3.2.beta populus, released on 5 March 2012 under the same GPL license.
BEdita is built upon the PHP development framework CakePHP.