concrete5 - Free CMS Open Source Content Management System

Many content management systems are focused on developer or site owner needs, but concrete5 is a CMS that truly delivers the best to both worlds. An in-context editing toolbar makes it easy to make changes as you navigate the live website. A truly MVC architecture and API make it easy for developers to truly use the CMS as building blocks.

Streetmap - Maps and directions for the whole of Great Britain

e107 - Free CMS Open Source Content Management System

e107 is a free (open-source) content management system allowing you to easily manage and publish your content. Developers can save time in building websites and powerful online applications. Users can avoid programming completely! Its simple installation wizard will have you up and running in 5 minutes!