One thing you don't need is your credit card—CI is completely free!
Once your server is set up, go to the CodeIgniter site at (http://www.codeigniter.com/) and download the latest version of the framework. Version 1.7.2, the latest, it is only 2.1 MB when zipped, so it doesn't take much time to download the framework.
Unzip the folder, and install the CodeIgniter files in your website's root folder. If you are using XAMPP Lite, this is usually the
htdocs folder within the
xampplite folder. For WAMP it is
www inside the
index.php file should be in the root directory. The root folder is the folder that you would point at if you navigated to the site—in this case, by accessing
http://127.0.0.1. If ...