LiquiBase is a DBMS-independent library for tracking, managing and applying database changes. It is built on a simple premise: All database changes (structure and data) are stored in an XML-based descriptive manner and checked into source control.

LiquiBase aims to provide a solution that:...

Akka is the platform for the next generation event-driven, scalable and fault-tolerant architectures on the JVM

We believe that writing correct concurrent, fault-tolerant and scalable applications is too hard. Most of the time it's because we are using the wrong tools and the wrong level of abstraction....

Commons Codec provides implementations of common encoders and decoders such as Base64, Hex, Phonetic and URLs.

Codec was formed as an attempt to focus development effort on one definitive implementation of the Base64 encoder. At the time of Codec's proposal, there were approximately 34 different Java classes that dealt with Base64 encoding spread over the Foundation's CVS repository....

Framework for building RESTful Web Services in Java. Reference implementation of JAX-RS: Java API for RESTful Web Services (JSR-311).

Kaltura Community Edition is a free, open-source, on-premise Video Platform.

The platform enables video management, publishing, syndication and monetization, as well as providing a robust framework for managing rich-media applications, and developing a variety of online workflows for video. Kaltura On Prem CE also includes enterprise level administration and monitoring tools as well video analytics....

A java financial accounting application to write invoices (and more) and do double-entry bookkeeping. It's written in SWT and embeds OpenOffice.org and HSQLDB or MySQL. It deploys HBCI Online Banking integration and, Winston-Export and KTimeTracker and Taskcoach imports....

The Pentaho BI Project provides enterprise-class reporting, analysis, dashboard, data mining and workflow capabilities that help organizations operate more efficiently and effectively. The software offers flexible deployment options that enable use as embeddable components, customized BI application solutions, and as a complete out-of-the-box, integrated BI platform....

L2 Server Emulator, a fork of L2J and L2JDP.
Written in Java/Jython/SQL/XML/HTML.
Project active since 2 years. Moved to a new SVN a few months ago.

gvSIG is a tool oriented to manage geographic information. It is characterized by a user-friendly interface, with a quick access to the most usual raster and vector formats. In the same view it includes local as well as remote data through a WMS, WCS or WFS source. ...

The Android Configurator is an Maven Integration for Eclipse (m2e) plug-in that adds maven support for Android Developer Tools (ADT) and the Maven Android Plugin.