SproutCore is an open-source JavaScript web framework.

PRADO is an open source, object-oriented, event-driven, component-based PHP web framework.

Composr is a very flexible CMS with advanced social, interactive and dynamic functionality.

Grav is a Fast, Simple, and Flexible file-based Web-platform. Although Grav follows principles similar to other flat-file CMS platforms, it has a different design philosophy than most. The underlying architecture of Grav is built using well established and best-in-class technologies.

Bolt is a tool for Content Management, which strives to be as simple and straightforward as possible.

Chyrp is a blogging engine designed to be very lightweight while retaining functionality. It is powered by PHP and has very powerful theme and extension engines, so you can personalize it however you want.

Yii is an open source, object-oriented, component-based MVC PHP web application framework.

Apache Roller is a Java-based Open Source "full-featured, Multi-blog, Multi-user, and group-blog server suitable for blog sites large and small".

SmartClient is set of mobile and cross-browser HTML5 UI components combined with a Java-based Ajax framework, created by Isomorphic Software to build business web applications.

OpenWGA is Web Content Management computer software running on the Java Enterprise Edition Platform.

dotCMS is an open source content management system (CMS) written in Java for managing content and content driven sites and applications.

LogicalDOC is a free document management system that is designed to handle and share documents within an organization.

OpenKM is a Free/Libre document management system that provides a web interface for managing arbitrary files.

Java Hosting packages on Linux servers.

Magnolia is an open-source digital business platform with a content management system (CMS) at its core.

Tomcat Hosting on Linux Servers.