DigitalDJ is an SQL-based mp3-player frontend. It is designed to work with Grip. When Grip encodes mp3 files, it will place all of the song information into an SQL database. DigitalDJ can then use this information to create playlists based on any number of criteria.
XESS is a powerful, compact, and efficient spreadsheet system that provides a rich complement of functions, graphs, and other features. XESS is highly compatible with other spreadsheet products and works in many environments.
JGraph is a robust and complete graph component that is better than many of its commercial competitors. With the JGraph zoomable component, you can display objects and relations (networks) in any Swing UI. It can also be used on the server-side to read an GXL graph, apply a custom layout algorithm, and return the result as an SVG image.
Netrek is a 16-player two-dimensional graphical real-time battle simulation with a Star Trek theme. A game is divided into two teams of 8 players (or fewer), who dogfight each other and attempt to conquer each other's planets.