It is designed to give many useful and powerful functionalities to the developers, like a lot of effects, customizable standards, utility native functions, table management, virtual boxes and many more.
In addiction moo.rd is modular, flexible, and completely compatible with all MooTools plug-in.
Like MooTools, moo.rd respects strict standards and doesn't generate any type of warnings.
moo.rd is released under the GNU General Public License (GPL). You can see the terms in this page.