RRDiagram · RR Diagram allows to generate railroad diagrams (also called syntax diagrams) from code or from BNF notation. The output format is a very compact SVG image which can be integrated to web pages and where rules can contain links.
DJSwingSuite · The Swing Suite library provides some common components and utilities that are often needed or greatly help the creation of rich user interface. These components include text and number entry fields (with validation, notification tips, formatters and masks), combo buttons, tri-state check boxes and links.
