- Battlegrounds Games
- A virtual tabletop software that allows to play any RPG online or offline. It is cross-platform, and includes features like Fog of War.
- Fantasy Grounds
- An application acting as a virtual online gaming table primarily intended for pen and paper style narrative role playing games. [Windows XP/2000]
- Garthac Games
- Creates products that support and enhance role playing games. MageHand is a tool for creating, modifying, organizing, sharing and printing campaign information.
- Hamete Virtual Dice Server
- Generates dice rolls for a range of different dice, with optional modifications.
- The Adventurer's Diary
- A shareware Windows database application for keeping track of events and persons the player meets.
- The Roleplaying Assistant
- Freeware tool featuring character generator (for Dungeons and Dragons, Alternity, Star Wars, in Nomine Satanis), fractal world generator, dungeon mapper and spell management.