MODX - Free Open Source CMS

MODX is a free and open source PHP application framework, which gives you the ability to go from design to production with pixel-perfect precision using any markup or CSS framework. It comes up with powerful access controls and customizations. 

It provides many built-in templates and plugins to extend the website performance and make the content look better.

The main features of MODX are:

• Content Types
• Custom Fields
• Resource Management
• Templates
• Plugins
• Flexible with Bloat
• Absolute Content Control
• Fine-Grained Permissions
• and Many more...