All these mods will be compatible with the latest version of the game, and many are available as free downloads! Some of the most popular are: Aufiogen, Bibliocraft, BuildCraft, Better Furniture, Fastcraft, and MC Ultimate Modifier. The ModLoader for Minecraft allows you to download and install a variety of different types of mods for this game. The mod loader was designed by Joonas Regalis, who is the person behind the popular modding tool, MCPC Modding Lite.
Modloader for Minecraft is an updated mod loader for the 1.5 version of the game, which allows Java scripts to run while you play the game.