What is this ‘OptiFine’?

What is Optifine? Optifine is a Minecraft mod made to increase FPS (Frames Per Second) and generally make your game run smoother. “But aren’t mods not allowed on Ohanacraft?” You may say. The answer to that is YES. Mods are strictly banned from Ohanacraft (unless you are on Ohanacraft modded of course). But Optifine is one of the very few exceptions to this rule. You can download and use Optifine on Ohanacraft and not be …