Apache CXF simplifies the construction, integration, and flexible reuse of technical and business components using a standards-based, service-oriented architecture (SOA). CXF is a merger of two prior OSS projects - Celtix ObjectWeb and XFire projects. CXF support JAX-WS, RESTful and POJO for the building Web Services. CXF support SOAP, JMS, CORBA and more....

p7zip is a port of 7za.exe for POSIX systems like Unix (Linux, Solaris, OpenBSD, FreeBSD, Cygwin, AIX, ...), MacOS X and BeOS.

7za.exe is the command line version of 7-zip, see http://www.7-zip.org/.

J7zip is a JAVA port of 7zr.exe

Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. Its purpose is to automate the process of checking Java code, and to spare humans of this task.

IntelliJ IDEA Community Edition is the Open Source Edition of the well known Java-IDE.

SonarQube is an open source software quality management tool, dedicated to continuously analyze and measure source code quality. Using SonarQube throughout the whole development project life cycle drastically improves visibility for every stakeholder. This gained visibility allows to manage risks, reduce maintenance costs and improve agility by implementing a real quality first approach. Teams can now seamlessly embrace quality with fun....

Xalan-Java is an XSLT processor for transforming XML documents into HTML, text, or other XML document types. It implements XSL Transformations (XSLT) Version 1.0 and XML Path Language (XPath) Version 1.0 and can be used from the command line, in an applet or a servlet, or as a module in other program....

An enhancement upon the Java Collections Framework. providing many more interfaces and implementations of useful collections. classes which are used to contain many other classes.

GWT is a development toolkit for building and optimizing complex browser-based applications. Its goal is to enable productive development of high-performance web applications without the developer having to be an expert in browser quirks, XMLHttpRequest, and JavaScript. GWT is used by many products at Google, including AdWords, AdSense, Flights, Hotel Finder, Offers, Wallet, Blogger. It's open source, completely free, and used by thousands of developers around the world....

Most Java developers are used to creating Java classes that conform to the JavaBeans naming patterns for property getters and setters. It is natural to then access these methods directly, using calls to the corresponding getXxx and setXxx methods. However, there are some occasions where dynamic access to Java object properties (without compiled-in knowledge of the property getter and setter methods to be called) is needed....

The Simple Logging Facade for Java or (SLF4J) is intended to serve as a simple facade for various logging APIs allowing to the end-user to plug in the desired implementation at deployment time. SLF4J also allows for a gradual migration path away from Jakarta Commons Logging (JCL)....