How to install Input Optimizer?

Install Fabric for your Minecraft version, download Input Optimizer for the same version and loader, put the file into the mods folder and launch the game with the loader profile.

Which Minecraft versions does Input Optimizer support?

Input Optimizer has builds for Minecraft 1.21.11–26.2.

Is Input Optimizer needed on the server?

Client only — no need to install it on the server

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Input Optimizer

Near-zero client input latency.

by KemmlowGame mechanics Optimization Utility

Fabric

Loaders: Fabric
Downloads on Modrinth: 54.7K
Followers on Modrinth: 23
versions: 8
Updated: August 20, 2026Aug 20
Published: in 2026

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