This video demonstrates how to install multiple Codeigniter applications with one base installations. At the sametime, you can have multiple resources (libraries, models, config files and helpers) being shared by all the applications.
You can download the latest Codeigniter from http://www.codeigniter.com The version used in this video is Version 3.0.3
If you need help with this method or with Codeigniter in general, just drop a comment below and I will help.
UPDATE: JULY 2020
You can use these files to set up multiple CodeIgniter apps - https://github.com/RationalEar/codeig...
On this page of the site you can watch the video online Multiple Codeigniter applications with one base installation and shared resources with a duration of hours minute second in good quality, which was uploaded by the user Rational Ear 05 January 2016, share the link with friends and acquaintances, this video has already been watched 5,528 times on youtube and it was liked by 55 viewers. Enjoy your viewing!