Assist
   A play by email gaming aid, for MS Windows. A Game editor; a map editor; a unit editor. Shareware, $30 registration.
   http://redshift.users.netlink.co.uk/assist.html

Colossus
   Download a Java version of Avalon Hill's Titan boardgame. Currently "hotseat" play only.
   http://colossus.sourceforge.net/

CyberBoard
   Board gaming system for playing board games by electronic mail. Graphically design the various parts of a board game on your computer, the players make their moves and exchange recorded versions of the moves with their opponents. Free download. For Window
   http://cyberboard.brainiac.com/

GUB: the Generic Universal Boardgame
   A Java 2 application that allows players to play almost any type of board game on their computer, using a simple text file with game piece descriptions, a GIF or JPG copy of a game board, and an optional set of graphics for the game pieces. Several game p
   http://ludo.iwarp.com/gub/GUB.html

JET
   Computer aide and PBEM tool for Europa series of WWII games. Supports many basic rules of the game system. Open source, Windows executable.
   http://www.microteam.fi/jet/

Warhorse Simulations | Automated Card Tracking System
   ACTS is a free on-web service which allows you to set up and track card decks for PBEM games. Currently configured for: AH/Hasbro's Hannibal, For the People, Successors, Titan, and We the People; GMT's Paths of Glory; and QED's Blue vs Gray.
   http://www.warhorsesim.com/acts/