Awesome

unity3d-extensions

extension and utility methods for the Unity game engine

a lot of this code comes from the unify community wiki http://wiki.unity3d.com/index.php?title=Scripts, as well as various stackexchange and answers.unity posts

How to use

Compile the project as a standalone dll. You might need to fix the references to UnityEditor and UnityEngine before being capable of doing so. Place the outputted dlls in your project's Assets/Plugins folder.