CityBinder is used to create custom Bind Files for City of Heroes and City of Villains, and is designed to be extended easily. CityBinder saves a Profile for each Character, making Updating your Binds Very Easy.
The key-binding knowledge contained in this tool seems interesting, but the UI is awfully NOT finished. Please, do something for windows opening with less than minimal size, and not-growing content. It seems interesting, but it's not useable this way.