Neat game concept generator, with funky graphical style.

dislekcia

Shuffle your way to inspiration!

http://www.ludocraft.com/gigster/index.html

Duvo

This is really awesome!

GeometriX

This is just begging for a 48 hour competition.

helloserve

Very cool. Got this one on my second try:

Theme: Relationships
Genre: Simulation
Core Aesthetic: Immersion
Objective: Race
Design Challenge: One button interface

Challenge accepted.. :)