An all-in-one optimization mod dedicated to improving client-side rendering performance and server-side stability. This project is actively under development. Track progress at the TODO List.

Features

[All Versions] Fast Language Switching: Dramatically speeds up language switching by intercepting resource bundle reloading
[Forge Only] Fast Event System: Replaces generated classes with lambda constructors to accelerate event listener construction
[All Versions] Leaf Culling: Ports OptiFine's smart foliage rendering options
[All Versions] Entity Stacking Optimization: Merges nearby dropped items and experience orbs when entity density is high, similar to Spigot's optimization
[All Versions] Chest Rendering Optimization: Replaces dynamic chest models with static block geometry (removes opening animations for better performance)
[All Versions] Distant Entity Tick Reduction: Stops ticking entities and fluids that are far from the player
[All Versions] Dynamic FPS: Automatically reduces framerate when the game window is unfocused (1 FPS) or minimized (pauses rendering)
[All Versions] Memory Leak Fixes: Resolves various memory leaks that could cause crashes during extended gameplay
[All Versions] GL Error Suppression: Eliminates spurious GL error log spam
[All Versions] GPU Plus: Fixes video memory leaks and introduces new OpenGL 4+ features
[Forge Only] Asynchronous World Saving: Makes world saving asynchronous to significantly improve save performance
[Forge Only] Tech Mod Optimization: Improves performance of technical mods (e.g., GregTech, SFM, AE2), especially beneficial for tech-focused modpacks like ATM9
[Select Versions] Vanilla Bug Fixes: Fixes vanilla bugs and backports fixes from newer versions

Supported Minecraft Versions

Mod Loader Supported Versions NeoForge 1.21.x Forge 1.19, 1.19.1, 1.19.2, 1.20, 1.20.1 Fabric 1.19, 1.19.1, 1.19.2, 1.20, 1.20.1, 1.21.x Quilt Not supported