Batflat - Lightweight, fast, easy, and free CMS.
Shopping feed - Shopping feed is a versatile eCommerce application that allows eCommerce stores to thousands of channels.
Rubedo - Rubedo is an open source big data CMS & E-commerce with Behavioral targeting.
ImpressPages CMS - ImpressPages is a PHP framework with admin panel.
Joomla Video Plus Theme - Video Plus is a free joomla template suitable for building a video sharing website.
Drupal - Drupal - the leading open-source CMS for ambitious digital experiences that reach your audience across multiple channels. Because we all have different needs, Drupal allows you to create a unique space in a world of cookie-cutter solutions.