Source code for showthatyouhelp.com, made open source on March 2nd 2014. showthatyouhelp.com is a social network for sustainability and green topics in general. If you want to try the application, visit showthatyouhelp.com and sign up.
showthatyouhelp was built using CodeIgniter 1.7 and updated to version 2.1.2. It uses MySQL as its database (the script to create the database is at /db_scripts) and jQuery for AJAX and UI improvements.