AetherTune
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on Modrinth
✦ AetherTune — Sodium Auto-Optimizer
Client-only — Works on any vanilla/Paper server. All tuning happens on the client.
AetherTune automatically tunes every Sodium and vanilla optimization to your RAM. No more guessing what to disable.
Profiles
- 4 GB — Patata · 6 chunks · 60 FPS · minimal particles
- 8 GB — Equilibrado · 10 chunks · 120 FPS
- 12 GB — Fluido · 16 chunks · 144 FPS
- 16 GB — Entusiasta · 20 chunks · 240 FPS
- 32 GB — Ultra · 32 chunks · 260 FPS
- ★ AUTO — Detects real RAM/CPU/GPU and picks the ideal profile
Each profile sets: render/simulation distance, max FPS, all particles, clouds, graphics mode, biome blend, smooth lighting, VSync, entity distance/shadows and every Sodium 0.8.x flag — Performance (threads, defer ALWAYS/ONE_FRAME/ZERO, quad splitting, culling, no-error GL), Quality (leaves/weather, vignette), Advanced (staging, render-ahead).
Hardware-aware
Detects total/available RAM, JVM -Xmx, CPU model/cores and GPU via HardwareInfo. Saved to config/aethertune.json and auto-restored.
Professional dark UI
Custom dark theme (aethertune:textures/gui/*) — no vanilla stone buttons. Left list 4/8/12/16/32/AUTO, right panel Recomendado para · Qué modifica · Cómo funciona in plain language, Aplicar top-right. ✦ AetherTune button injected into Sodium’s Video Settings and vanilla VideoOptionsScreen + ModMenu.
Requirements
Minecraft 1.21.1 · Fabric Loader >=0.15.0 · Fabric API 0.116.15 · Sodium 0.8.13+mc1.21.1 · Java 21
Optional: Cloth Config, ModMenu
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21, 1.21.1, 1.21.2
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Ships as aethertune-1.0.1-1.21x.jar — drop this file into the mods folder
- Download size: 235 KB
- Download link checked 16 Oct 2026 — working
These come from our own check of the pack file, not from the source page.