concrete5 is an open-source content management system (CMS) for publishing content on the World Wide Web and intranets.

CMS Made Simple (CMSMS) is a free, open source (GPL) content management system (CMS) to provide developers, programmers and site owners a web-based developmen…

Craft CMS is a content management system for developers, designers, and web professionals that blends flexibility, power, and ease of use for clients.

ImpressPages is an open-source PHP framework with built-in content editor.

MODX (MODx) is a free, open source content management system and web application framework for publishing content on the world wide web and intranets. MODX is…

Portofino is a web application framework for Java and Groovy developers. Its purpose is to help developers create outstanding enterprise applications.

blogstrap.py is a simple Blog using web.py and bootstrap3.

Confluence is a team collaboration software. Written in Java and mainly used in corporate environments.

Drupal is an open source platform for building websites.

Joomla is a free and open-source content management system (CMS) for publishing web content.

Novius OS is a content management system (CMS) open source.

SilverStripe is a free and open-source Content Management System (CMS) and framework for setting up and maintaining websites and web applications.