Peggyboard is a project mainly written in Java, it's free.
Simple message board program for Peggy2 by Evil Mad Scientist Laboratories.
Electronic message board for the Peggy 2 LED pegboard by Evil Mad Science Laboratories (http://www.evilmadscientist.com/). Leave notes up to 24 characters long! ...like "Dinner at Store" or "Rinse Lather Repeat".
Needs optional buttons installed for cursor movement and character selection.
Written by Dave Parker http://daveparker42.blogspot.com/ Some snippets of code were based on the Meggy Jr. library and Peggy2 "Game of Life" code by Windell Oskay (and others).
Uses the Peggy2 Library version 0.3b (http://code.google.com/p/peggy/). Tested with a Peggy 2.1 with an ATMega168. Compiled using arduino-014 and all the various goodies within.