Server Only Optimized
Java modpack listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on ModrinthServer Optimised
This is a lightweight, server-only modpack for minecraft
Overview
This modpack is designed specifically for servers, focusing on improved performance, stability, and administration quality-of-life.
All included mods are server-side only and do not require players to install anything.
This modpack is server-only, because it contains mods like GrimAC which are useless in singleplayer.
Features
This modpack will improve performance a lot and give a lot more freedom for each player to load more chunks and have larger farms
- Performance improvements
- Reduced lag spikes
- Lower memory usage
- Async/parallel optimizations
- Server stability enhancements
- Some server administration commands
- Grim Anti Cheat
Basic Benchmarks
| Benchmark | Vanilla | Modded |
|---|---|---|
| 60s tick sprint TPS | 323 | 824 |
| 256 x 256 chunky CPS | 100 | 235 |
| 256 x 256 chunky Time (S) | 10 | 4 |
Included Mods
- Alternate Current
- Async
- Chunky
- Concurrent Chunk Management Engine
- DisablePortalChecks
- Fabric API
- FerriteCore
- GrimAC
- Helpful Commands
- Krypton
- Lithium
- LuckPerms
- Noisium
- ScalableLux
- ServerCore
- Slumber
Installation
- Download .mrpack from Modrinth
- Use Modrinth Servers, mrpack-install, or the itzg/minecraft-server image if using Docker.
License
MIT license
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.10
- 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.
- Downloads as Server Pack-0.0.2.mrpack
- Download size: 5 KB
- Download link checked 21 Oct 2026 — working
These come from our own check of the pack file, not from the source page.