The Parallel Virtual File System is a user-space parallel file system for use on clusters of PCs (and Beowulfs in particular). It provides transparent file striping across multiple machines and includes a loadable kernel module for use with existing binaries.

Java Web Parts is a project that provides small, reusable and largely Java Web Parts is comprised of a number of packages, each supplied in their own

Framework for building Java persistence engines. Supports EJB 2.1

Plug in for Eclipse that integrates the IDE with repositories bugzilla, trac, and jira.

ChainBuilder is a JBI compliant ESB. ChainBuilder components are written in Java – an Eclipse plugin is provided to configure the components.

An add-on for the Spring Framework performing JSR-250 dependency injection, annotation processing and EJB 3.0-style interception, developed by Interface21 and BEA Systems.

Google Web Toolkit (GWT) is a Java software development framework that autogenerates javascript code.

Open Source clustering for Java. External Links How to build a data grid using terracotta

CentOS or Community ENTerprise Operating System is a community-based release of RedHat Enterprise Linux (RHEL), built from the sources of RHEL. The project was started due to the fact that RedHat does not release binaries for RHEL free of charge. Thus CentOS aims for binary compatibility with RHEL, but all copyrights and trademarked RedHat content outside of the source code, such as trademarked terms or images, is replaced. A guide for setting up CENTOS with a number of services, including

There are a number of linux distributions available that are functionally equivalent to RedHat Enterprise Linux – built from Redhat’s source code, they strip out trademarked and copyrighted material and offer a free or low cost binary. Oracle’s Unbreakable Linux, CentOS and Whitebox Linux are examples of these direct alternatives.

White box Linux also known as White Box Enterprise Linux (WBEL) started as an effort to overcome the functionality gap between Redhat’s RHEL and Fedora Core. A public library was facing a difficulty of moving all its servers on RHEL and also had to pay heavily for the licensing fees. This gave the birth to WBEL. The intention behind WBEL’s development is to create a RPM-based Linux distribution which is compatible with RHEL and to allow upgrades to happen easily. The project also

cglib is a set of utility classes that can be used to generate and load Java classes at runtime. SourceLabs includes CGLib in its Self Support for Linux and Open Source Java offering.

Struts is one of the most widely used web frameworks in Java. Struts 2.x represent a significant change in Struts, as it moves over to the WebWork Code base.

JavaServer Faces or JSF simplify the development of user interfaces for J2EE applications using JSPs. JSF essentially is a framework for building user interfaces for web applications. JSF incorporates APIs for UI development, prebuilt UI elements, JSP tag libraries, an eventing framework and managed JavaBeans. External Links JSF Homepage JSF Specification JSF Tutorial JSF TOMAHAWK TAGS JSF – Spring 2.0 Integration JSF FAQ Using Ajax with JSF

The iBATIS framework makes it easier to use a database with Java, Ruby and .NET applications. iBATIS couples objects with stored procedures or SQL statements using a XML descriptor. Tutorial :iBatis Tutorial.