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Epitaph Optimizer

Lightweight client-side optimizer: automatically applies performance-friendly video settings on startup (particles, shadows, AO, clouds, leaves, biome blend). No mixins, fully configurable via a config file.

Fabric
Loaders
Fabric
Downloads on Modrinth
735
Followers on Modrinth
0
version
1
Updated
July 10, 2026Jul 10
Published
in 2026

At a glance

Runs on Fabric
For Minecraft 1.21.11
Client only — no need to install it on the server
Latest version — 1.0.0 from July 10, 2026
License CC0-1.0 — free
Where it's needed
In gamerequiredOn servernot needed

Install in the game only; not needed on the server

Game versions1.21.11

Epitaph Optimizer

A lightweight client-side Fabric mod for Minecraft 1.21.11 that automatically applies performance-friendly video settings on startup — the same ones you'd set by hand in Video Settings, just without having to redo it every time.

The mod uses no mixins and doesn't touch game logic, netcode, or the rendering pipeline, which makes it safe to use alongside Sodium, Lithium, Iris, FerriteCore, Voxy, Krypton, and ImmediatelyFast.

What gets tweaked automatically

  • Particles → Minimal
  • Entity shadows → disabled
  • Ambient Occlusion (smooth lighting) → disabled
  • Clouds → Fast
  • Leaves → fast/cutout (opaque instead of see-through)
  • Biome blend radius → 0

Requirements

  • Minecraft 1.21.11
  • Fabric Loader ≥ 0.19.3
  • Fabric API
  • Java 21

FAQ

How to install Epitaph Optimizer?

Install Fabric for your Minecraft version, download Epitaph 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 Epitaph Optimizer support?

Epitaph Optimizer has builds for Minecraft 1.21.11.

Is Epitaph Optimizer needed on the server?

Client only — no need to install it on the server

License and source
Creative Commons Zero v1.0 Universalfree to use and share with credit to the author
Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders

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