Open Source PHP Framework (originally from EllisLab)
WARNING: CodeIgniter 2.x is no longer under development and only receives security patches until October 31st, 2015. Please update your installation to the latest CodeIgniter 3.x version available.
Composer package for modernizing a Code Igniter 2 application, used with sample code-igniter-2-base-project you can easily adjust your existing Code Igniter app to be a bit more extensible and leverage composer for fun stuff :)
WIP Cleaning up the docs and going to publish as a static site with search to make them a bit more useable, again for reference only.