PRI  
   Large collection of BattleTech programs and addons for other programs to make them BattleTechy.
   http://pri.mgonetwork.com/

LordCraft  
   A wargaming army management system which allows drag-and-drop editing of an army in any wargame system.
   http://www.trenchlight.com/lcnews.asp

The Forge  
   Provides a quick, easy and free way of creating army lists for your favorite wargames.
   http://www.thedigitalfoundry.com/forge/

Army Builder  
   A versatile support tool for miniature collectors and wargamers. The software allows you to create, manage and organise small to large armies in many wargames.
   http://www.wolflair.com/

Trenchlight Software  
   Creators of the LordCraft Army Management System that makes customisation and collection of small or large wargaming armies easier.
   http://www.trenchlight.com/

Berthier Campaign Manager  
   Software that allows umpires or players to manage small or large scale campaigns for miniature battles.
   http://delyall.tripod.com/berthier/berthier.html

Hero Quest Gamemaster  
   A utility for HeroQuest allowing you to play with the computer acting as a GM.
   http://www.aginsinn.com/gamemaster/

Computer-Assisted Wargames Enterprises  
   A system for running campaigns. Offers screenshots and sample games.
   http://www.compassistwargames.com/