django CMS - Enterprise Content Management with Django The open-source CMS used by thousands of websites since 2007
Cutesy - Tinder to find the cutest pet in the world!
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.
Sprint - How to solve big problems and test new ideas in 5 days
Craft CMS - Content management system built on Yii PHP Framework
Spotify for Pets - Music for you and your pet, based on the music you love