Are you playing or on multiplayer PvP servers ?
: When 1.9 introduced hit cooldowns, the competitive PvP community (SkyWars, BedWars) refused to move forward. They stayed on 1.8.9 to preserve "spam-clicking" mechanics.
Cleans up code pathways on both single-player and dedicated servers to prevent internal game logic from trailing behind.
OptiFine focuses on graphical rendering, animations, and shader support.
Drag the .jar file into your mods folder.
[Minecraft Engine] ──> [FastCraft Optimizer] ──> 200MB+ RAM Saved ──> Eliminated Lag Spikes ──> Faster World Generation 1. Advanced Memory Trim & RAM Savings