Badges update automatically and link to the mod page on MineUniverse.
Gold is pointless. Or so you thought, until you saw this mod. With this installed, you can automatically enchant golden tools without using up your levels! Just right-click with them in hand!
But what fun is a Fortune III pick if you can't mine diamonds? That's why, with Pluto installed, your Golden tools can now mine diamonds!
More information can be found here.