Apostrophe is a design-driven, in-context CMS built on Node.js and MongoDB. It provides the tools to develop both simple and complex content-driven websites through simple templating and modular functionality. (MIT)
Cross-platform
Concrete5 makes running a website easy. Go to any page in your site, and an editing toolbar gives you all the controls you need to update your website. No intimidating manuals, no complicated administration interfaces - just point and click. (MIT)
Cross-platform
Contao is an Open Source PHP Content Management System for people who want a professional website that is easy to maintain. (LGPL)
Linux
Drupal is a free software package that allows an individual or a community of users to easily publish, manage and organize a wide variety of content on a website. (GPL)
Cross-platform
ImpressPages is a CMS with a drag & drop interface. It's built on PHP5.3 and MySQL. Efficient tool to create and manage websites. Add more value and peace of mind. (GPL)
Cross-platform
Joomla! is a free, open source content management system for publishing content on the world wide web and intranets. (GPL)
Cross-platform
phpMyFAQ is a multilingual, completely database-driven FAQ-system. It supports various databases to store all data. phpMyFAQ also offers a multi-language Content Management-System with a WYSIWYG editor and an Image Manager. (MPL)
Cross-platform
ProcessWire is a friendly and powerful open source CMS with an exceptionally strong foundation. With all custom fields, an easy-to-use jQuery-inspired API, and a powerful selector engine, ProcessWire will rise to any task. (AGPL)
Cross-platform
PyroCMS is an open source, object oriented content management system built built using PHP5 and CodeIgniter. PyroCMS is easy to use, looks great and uses some smart caching to keep everything running smoothly. (OSL)
Cross-platform
SilverStripe is an intuitive content management system atop a powerful programming framework. (BSD)
Cross-platform
Sitecake is an easy to use CMS (Content Managament System) for small websites, with a WYSIWYG, drag&drop editor. A standard web hosting packet (a web server and PHP 5.4+) is all you need to install and use it. (GPL)
Cross-platform
Symphony is an open source content management system designed to let developers program exclusively in the XSLT templating language. (MIT)
Cross-platform
13 applications