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.

Socket.IO is a JavaScript library for realtime web applications. It enables realtime, bi-directional communication between web clients and servers.

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

Concrete5 makes running a website easy. Go to any page in your site, and a editing toolbar gives you all the controls you need to update your website. No intimidating manuals, no complicated administration interfaces - just point and click.

jCore server is the core system on which you can build your jCore client sites.

Java Hosting packages on Linux servers.

Google Web Toolkit, or GWT Web Toolkit, is an open source set of tools that allows web developers to create and maintain complex JavaScript front-end applications in Java.

eXo Platform is an open source, standard-based, Enterprise Social Collaboration Platform written in Java.

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.

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".

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

XWiki is a free wiki software platform written in Java with a design emphasis on extensibility.

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

Tomcat Hosting on Linux Servers.