Also examine Kohana - originally an offshoot of CodeIgniter, the 3.1 branch is an entirely different animal. Kohana is more of a "toolkit" kind of framework, w

Also examine Kohana - originally an offshoot of CodeIgniter, the 3.1 branch is an entirely different animal. Kohana is more of a "toolkit" kind of framework, where most of the components only rely on a few base classes, but are otherwise surprisingly decoupled.