WonderCMS is a completely free open source Content Management System, or in other words, a free website builder.
WonderCMS HostingTwistPHP is an open-source web framework.
TwistPHP HostingRico 2.0 – open source JavaScript library for developing rich Internet applications (RIAs).
Rico HostingFork is an open source CMS that will rock your world.
Fork HostingTomcat Hosting on Linux Servers.
Tomcat HostingApache Roller is a Java-based Open Source "full-featured, Multi-blog, Multi-user, and group-blog server suitable for blog sites large and small".
Apache Roller HostingAmetys is a free and open source content management system (CMS) written in Java.
Ametys CMS HostingOpenWGA is Web Content Management computer software running on the Java Enterprise Edition Platform.
OpenWGA HostingOpenCms is an open source content management system written in Java.
OpenCms HostingLiferay makes software that helps companies create digital experiences on web, mobile and connected devices.
Liferay HostingHippo CMS is an open-source, dual licensed, Content Management System.
Hippo CMS HostingPrivate JVM hosting with pre-installed Tomcat server.
Private JVM HostingSmartClient 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.
SmartClient Hosting