Papoo

https://www.papoo.de/

Papoo is easy to use and it allows nearly every User to create and manage Internet Sites. The Layout ist absolutely flexible and can be used for different uses.

PostNuke

http://www.postnuke.com/

PostNuke is software that creates an impressive, dynamic web site and provides the webmaster with a site they can administer with a minimal amount of HTML knowledge through a web browser.

e-Bills

http://ebills.sourceforge.net/

e-Bills is written in PHP, HTML, JavaScript, uses the MySQL database and LaTeX with Ghostscript for text processing.

phpMyViews

https://sourceforge.net/projects/phpmyviews/

Alfresco

https://www.alfresco.com/

Alfresco is an open source, an open-standards content repository built by the most experienced content management team that includes the co-founder of Documentum.

dotProject

https://dotproject.net/

dotProject is a volunteer supported Project Management application. There is no "company" behind this project, it is managed, maintained, developed and supported by a volunteer group and by the users themselves.

FunkGallery

http://www.funkgallery.com/

FunkGallery, the FREE full function, highly customizable, open-source photo gallery software system. It uses the powerful PHP language and MySQL database.