Building modern, elegant and fast Swing applications
...Theming provides a comprehensive set of APIs for skinning Swing applications, addressing the most demanding, modern design requirements. It comes with built-in support for all core Swing components, and a flexible API surface for rendering third-party / application components.
Advanced Clipboard Manager. Manages clipboard in ways nothing can. All time history to fast access slots. A GUI that does not bother the user in any way so it can stay on forever. Images and file clipboard support, plus Java extensions and color schemes!
Escher is a collection of libraries for X Window System written purely
in Java. It consists of an X11 protocol implementation (similar to
xlib for C/C++), and its extensions such as GLX, the OpenGL rendering
protocol.