The Portlet Bridge Portlet is a web clipping proxy portlet that allows web application be hosted as portlets. The web clipping can be customized using XSLT.
...dedicated into Java open source projects
BnPortal is an open source Java/J2EE web portal system (JSR 168 compliant). It is a fork of the Liferay Enterprise Portal.
Bnportal has the following features:
The JAva ManagEd Content System, or Jamecs, is a powerful Content Management Framework / Portal System for the J2EE Servlets environment. Jamecs provides a flexible, tightly integrated object persistence layer together with advanced view creation and rendering functionality.
Jamecs integrates the Apache Velocity template engine, and while JSP can be used with ease the system encourages use of Velocity Template Language (VTL) code throughout the system, and provides many advanced features such as conditional VTL views, inheritable properties containing VTL, and a rich standard Velocity environment totally integrated into the CMF.
The system is fairly young at the moment, and is more Framework than CMS / Portal, but we're getting there!
The GridSphere portal framework provides an open-source portlet based Web portal. GridSphere enables developers to quickly develop and package third-party portlet web applications that can be run and administered within the GridSphere portlet container. It is JSR 168 and Websphere Porlet API compliant. Version 2.0 will be released in June 2004. Tutorials (sources, presentation) , slides and documentation (docbook in source, pdf and html) as well as the sourcecode are available from the homepage
iPoint Portal Open Edition is a complete open source collaborative web portal.
iPoint comes with a complete set of portlets with which you can create fully featured portals, Internet sites and collaborative workspaces.
Jetspeed is an Open Source implementation of an Enterprise Information Portal, using Java and XML. The data presented via Jetspeed is independent of content type, This means that content from for example XML,RSS or SMTP can be integrated with Jetspeed.
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