Mods for 1.21.9
1,038 mods match your filters.
A high-performance rendering engine replacement for Minecraft, which greatly improves frame rates and reduces micro-stutter.
A modern shader pack loader for Minecraft intended to be compatible with existing OptiFine shader packs
Using async path-tracing to hide Block-/Entities that are not visible
Memory usage optimizations
No-compromises game logic optimization mod, useful for both single-player games and multi-player servers.
Speed up immediate mode rendering in Minecraft
A Sodium addon that adds features that shouldn't be in Sodium.
A mod that changes how multiple types of culling are handled in order to improve performance
Reduce resource usage while Minecraft is in the background, idle, or on battery.
Optimization mod that focuses on things other than rendering
A mod to optimize the Minecraft networking stack
Reduces load times and adds fallbacks for languages
A Fabric mod designed to improve the chunk performance of Minecraft.
Massively increase render distance without harming performance.
A simple mod to fix various problems with packets, nbt and timeouts.
Allows you to play Minecraft in a borderless fullscreen window.
Makes resource packs load in the background, allowing you to do other things while waiting!
Improves performance by tweaking mob despawn rules. Say bye to pesky unintentional persistent mobs.
Yeet the laggy reversed DNS lookup for literal IP server addresses
Lets you return to the Title Screen early while your world is still saving in the background!
Shows a GUI after Minecraft crashes, immediately showing and analyzing all affected logs.
Pre-generates chunks, quickly and efficiently
A mod that aims to optimize the minecraft server.
Gamers can finally touch grass!? OptiFine's Fancy and Fast better grass implemented on Fabric and NeoForge!