Optifine is a mod that adds more graphic options to the Minecraft game, thanks to the way you configure your graphic options, to have better performance in the game improving the FPS, so that you will not jerk the game if you have an old PC.
It also has support for installing high-resolution textures in HD, so you do not get any errors when you install Textures Pack HD
LiteLoader is a lightweight mod system designed to provide simple loader functionality for client-side mods which don't need to modify game mechanics.


How to download and install Optifine for Minecraft 1.8.9
1- Download and install in the following link: Minecraft Forge 1.8.9
2- Download Optifine 1.8.9
3-Go to the Windows Start button, then Run (if not, press ‘Windows’ + ‘R’) and type %appdata%
4- Open the .minecraft folder and then the mods folder
5- Add the downloaded Optifine file inside the mods folder
6- You will already have installed the Optifine 1.8.9
Without Forge, it would be almost impossible to play Minecraft with mods. It is an addition to the game which helps to create and install other modifications.
Mac Minecraft Forge
Forge itself has no effect on gameplay. It is only needed to install custom mods. After installing Forge, the mods folder will appear in the Minecraft root folder. In it in the future it will be necessary to place mods in the .zip or .jar format. Most launchers for Minecraft already have ready-made builds with Forge, you just have to select it and start the game. But if you wish, you can always carry out a manual installation. For beginners, we have prepared a mod installation guide.
How to install Forge Loader
- Download the file for your version of Minecraft.
- Run the installation. If the file opens as an archive, then right-click on it and select the opening using Java.
- Select the version for the server or client and click OK.
- Choose the version with Forge in the launcher.
- Go to Minecraft and check if Forge is in the Mods list.