An Open Source management system with support for banners, style sheets, adjustable menus and multiple templates.

A content management system and development framework. It include advanced workflow system, content versioning, multilanguage possibilities, collaboration, e-commerce functionality, content class system, role based access control, discussion forums. [...

A powerful Content Management System written in the PHP scripting language and designed for high traffic websites. It supports up to 99 websites in the same database and is ready for the next MySQL generation with InnoDB tables. [Commercial]

A solution to content management and web application serving. [Open source]

Web-based site administration, auth system, self session system, no need MySQL, multi language support for admin pages. [Open source, MIT license]

Set of added-value PHP based web applications, modules and components to use to build more complex web based applications (eDFramework) or to include in existing developments (eDNews, eDExplorer, ...) [Open source, MPL 1.1]

Official E107 plugin site that is dedicated to developing and supporting E107 and has a bugtracker system [Open Source, GPL].

A template engine written in PHP and originally based on FastTemplate 1.1.0. But it is speedy. [Open source, GPL]

A web-based system to help schools and teachers easily put student work online. [Open Source]

Designed for the content management of DB. It is somewhat similar to phpMyAdmin, but is specialized to edit content of the sites and their sections, rather than general purpose data. [Open source, GPL]