[quote=kirkq]Anything else come to mind?[/quote]
Sorry for the delay. Multi and Pre-Release work well; they can be displayed by default. Homebrew could work, but wouldn't they usually fall under fanworks? Do we even have a homebrew game on the site?
I'll address separate game leaderboards later.
I'd define fangames as reusing characters or very similar engines from existing games. Homebrews are generally unofficially produced games for consoles, often after the lifetime of the console. The line between "homebrew" and "unlicensed" is a bit vague though.
Here's a couple NES homebrews: http://www.speedrun.com/lawnmower http://www.speedrun.com/Super_Bat_Puncher_Demo
I need my game (Nightmare House 2) to be set to a Modification. Since its a mod of Half-Life 2.