Java GUI Builder lets you decouple your GUI building code from the rest of your application. Using an XML description, it will build appropriate windows, controls, and objects for later retrieval by the mainstream code.
The Hacker's Coloring book lets you change 11 items fast, compare 2 pages side by side, or make a style sheet. It features hex or decimal numbers, different fonts, and different sizes.
An application that generates HTML photo albums.