The Avatar Mod is currently in its beta stages. It is constantly updated and we use the Creeperhost repository so you can get a fast download and it saves us bandwith and storage. All the money from ads on the creeperhost link will go straight to charity. Currently, the only way to download it is via Planet Minecraft due to it having a download count on it. You can find that link here .
You can curently download the following versions:
Alpha .6 (MC 1.4.7) - here