cme and most Config::Model modules are provided as Debian package.
The following command will install the framework and all available models and UIs:
sudo apt-get install --install-recommends --install-suggests cme
Config::Model is provided as ppm package by ActiveState:
You can also install Config::Model from ActiveState. See the instructions for Mac OSX for details.
Config::Model rpm on Fedora is severely oudated. See below for installation.
For other systems, you should install Config::Model from CPAN:
cpanp install App::Cme
cpanp install Config::Model