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.
CardBoard is an interesting project. It’s a bit of software that simulates a deck of cards in a digital playspace, and allows you to play with friends over a local area network. Keep an eye on this one, because remote playing via the internet is sure to come.
Epic Slant Press has an article on the lessons they learned from their Kickstarter game. I found it to be interesting for the insight into the game industry.
Mutant Future is a retro-clone of the old TSR Gamma World Game. There’s a commercially available printed version, but you can also download an artless version if you just want the rules.