Re: Be anything you want! All at once! (3.X Base Class, Community Project, WIP)
Another possibility, drawing from my own system I'm working on, is to have the bindings based on the Chakras introduced in Magic of Incarnum. It has built in limitations on what can be bound where, and already levels.
Domriso's Homebrew Compendium - A collection of all of my homebrew, throwing in my own design philosophy and my conceptions for possible new things.
Geomancy, Runic Magic, probably more at a later date:
Come see my Homebrew!
Ever heard of the Ultimate Classes? They're pretty sweet. Check them out here.
I've had an interview over at Tellest! You should go see!