Freelabs Binary Clock is a clock that displays the current time in binary/decimal using a LED display. It really doesn't serve much of a practical purpose, unless your goal is to display the time in a strange format. Emphasis has been placed on making the clock cool looking and realistic.

Desktop Counters Features
LED and Background Color
Intuitive Interface
Time in 12 and 24 hour format
Time Display Mode: decimal and binary
Labels for each row of LEDs
Hide window to tray
Transparent background