Kaltura Community Edition is a self-hosted version of the Kaltura video platform, developed through the combined efforts of Kaltura and its worldwide developer community. You can use it to run a live online video service or as a development environment framework for developing Kaltura-based applications and extensions. You can access the Kaltura API Suite for enabling development of diverse online video solutions, integrations, and extensions, deploy and integrate Kaltura's video platform within your own infrastructure or preferred cloud service provider, integrate with Kaltura's widgets, applications, and CMS/LMS extensions, and integrate with the CDN of your choice for content delivery.
Refinery is a Ruby on Rails content management system for small business sites where the client needs to be able to update their Web site themselves without being bombarded with anything too complicated. It is truly aimed at the end user, making it easy for them to pick up and make changes themselves.