Tiki is a CMS/Groupware which offers a large number of features "out-of-the-box" arguably more than any other Open Source Web Application. It can be overwhelming, even to an experienced user or administrator.
Tiki Wiki CMS Groupware HostingMagento is an Open Source ecommerce web application launched on March 31, 2008. It was created by Varien, building on components of the Zend Framework.
Magento HostingBludit is a simple web application to make your own blog in seconds, it's completly free and open source. Bludit uses flat-files (text files in JSON format) to store the posts and pages, you don't need to install or configure a database.
Bludit HostingFork is an open source CMS that will rock your world.
Fork Hostingli3 (formerly lithium) is a full-stack web framework, for producing web applications.
Li3 HostingCodeIgniter is an open-source software rapid development web framework, for use in building dynamic web sites with PHP.
CodeIgniter HostingHippo CMS is an open-source, dual licensed, Content Management System.
Hippo CMS HostingdotCMS is an open source content management system (CMS) written in Java for managing content and content driven sites and applications.
dotCMS HostingLogicalDOC is a free document management system that is designed to handle and share documents within an organization.
LogicalDOC 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 HostingMagnolia is an open-source digital business platform with a content management system (CMS) at its core.
Magnolia HostingJava Hosting packages on Linux servers.
Java HostingPrivate JVM hosting with pre-installed Tomcat server.
Private JVM HostingeXo Platform is an open source, standard-based, Enterprise Social Collaboration Platform written in Java.
eXo Platform 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 Hosting