Zefir’s Optimizations Mod (1.21.1, 1.21) – Reduces Entity Lag
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July 22, 2025
Zefir’s Optimizations Mod is a performance mod that adds async entity movement using Akka actors. The overall working of the mod can get complicated, but if you are looking forward to improving game performance by reducing the lag caused due to entities, this mod is a must have.
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Features:
- Performance mod.
- Adds async entity movement using Akka actors.
Screenshots:





How to Install:
New to Minecraft? Follow our step-by-step guide to install Mods on your PC.View Guide
Requirements:
Zefir’s Optimizations Mod Download Links
For Minecraft 1.21.1, 1.21
Fabric version: Download from Server 1 – Download from Server 2
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