Optifine HD Mod 1.21.1 → 1.20.6 (Run Faster, FPS Boost and Shaders Support)
Optifine HD 1.21.1/1.20.2 is a mod that promises a significant boost to FPS for anyone playing Minecraft, whether they are online or offline, playing in a single-player or with other people. However, for servers hosted by others, the owner must have Optifine HD mod installed...