When your website is built with concrete5, you easily change content from anywhere in the world.
concrete5 is a free open source content management system written in PHP.
Templating concrete5 is a breeze. With a few lines of code your designs will be editable in minutes.
"Though Concrete5 still lags the Big 3 in terms of total market share, no other system we looked at came close to showing the growth seen by Concrete5. The fact that the system also performed well in the 2010 Report leads us to the conclusion that Concrete5 is a contender, and bears close watch."