jQuery ajaxHooks is a collection of jQuery.ajax, jQuery.Callbacks and jQuery.Deferred extensions and utilities.
jQuery ajaxHooks is copyright (c)2012 Julian Aubourg j@ubourg.net and licensed under the MIT License.
To make it short, you can do pretty much whatever you want with it. I'd appreciate if you tried not to do evil with it though, thank you :)
See here.
In the works for now. You can have a look at the unit tests in the meantime.