Renfield is a free print and play game from Cheapass Games. It’s a trick taking game where the goal is to eat the fewest bugs, as long as you eat one. Renfield, for the unenlightened, is the name of the bug eating madman in Bram Stoker’s Dracula
Cardmaker is a tool for using CSV files to easily generate cards for your games.
Lately, I’ve taken to making cards for units in my games, rather than putting it on on sheets of paper. Having the cards cuts down on table clutter and makes it easier for players to find exactly which unit info they need.