Mod
ModernFix
Bundles many performance and memory fixes that speed up game startup and world loading.
Description from the mod
Egregious, yet effective performance improvements for modern Minecraft
Mentioned in
More from Performance
FerriteCore (Fabric)Reduces Minecraft's memory usage without changing behavior.
fix GPU memory leakPatches a graphics-driver memory leak that can slowly use up video memory during long play sessions.
Alternate CurrentReimplements redstone dust updates more efficiently, reducing lag from large redstone contraptions without changing their behavior.
BadOptimizationsClient-side optimization mod that targets general game logic rather than rendering, reducing overall CPU load.
Better Biome ReblendWidens and speeds up the blending of biome colors (grass, foliage, water), giving smoother color transitions between biomes at a lower performance cost.
Chunk SendingOptimizes how chunk data is packaged and sent to players, reducing network and server load.