Mods for 1.20.3
45 mods match your filters.
No-compromises game logic optimization mod, useful for both single-player games and multi-player servers.
All-in-one mod that improves performance, reduces memory usage, and fixes many bugs. Compatible with all your favorite performance mods!
A mod to optimize the Minecraft networking stack
A mod that fixes random memory leaks for both the client and server
Fixes Minecraft bugs found on the bug tracker
A simple mod to fix various problems with packets, nbt and timeouts.
Pre-generates chunks, quickly and efficiently
Rewrites the light engine to fix lighting performance and lighting errors
Makes the game boot faster by deferring non-essential initialization
[NOTE: This mod is now only intended for use with pre-existing Faster Random worlds]
Provides powerful network optimization capabilities for all mainstream systems.
This mods allows more precise manipulation of entity view distance on client and server
The carpet extension to fix all vanilla minecraft bugs
A lightweight mod that cleans old, unused log files
A fabric-carpet extension mod. It offers some interesting and useful features.
Krypton unofficial NeoForge port. A mod to optimize the Minecraft networking stack.
Reduce GC pressure by safely eliminating Enum#values array cloning and memory allocation overhead through bytecode analysis
This mod improves Minecraft's performance and fix serval bugs.
The vertical chunk section syncing mod.
Improve server performance, reduce server lag, clears dropped items every 10 minutes
Retromod Is a Minecraft mod that allows you to play older mods on newer versions.
A lightweight library mod that provides various data structures such as KD Trees and Segment Trees, alongside some other utilitarian functionalities.
Up-to-date SQLite JDBC driver wrapped as a universal Forge/Fabric/Bukkit library for plugins like Dynmap and Grim.
Rewrites parts of Minecraft in Rust Lang