
Modrinth · Minecraft mod
G1ax Crystal Optimizer
G1axCrystalOptimizer optimizes end crystal placement and breaking with efficient client-side processing, reducing perceived delay and delivering a faster, smoother Crystal PvP experience.
Quick answer
Which G1ax Crystal Optimizer release should I use?
G1ax Crystal Optimizer 1.0.5 targets 1.0, 1.1, 1.2.1 with Fabric, legacy-fabric. It must be installed on the client. Do not install it on the dedicated server. No extra mods listed for this file.
Where it goes
Is G1ax Crystal Optimizer required on the client, server, or both?
It must be installed on the client. Do not install it on the dedicated server.
This file is marked client-only.
What else does G1ax Crystal Optimizer 1.0.5 need?
1.0.5. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add G1ax Crystal Optimizer without breaking your instance.
Built for G1ax Crystal Optimizer 1.0.5. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use 1.0.5. It targets 1.0, 1.1, 1.2.1 with Fabric, legacy-fabric; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
It must be installed on the client. Do not install it on the dedicated server.
- 04
Pick the file you checked
Use the “Get this file” button beside 1.0.5. It opens that exact file at the source.
About this project
What does G1ax Crystal Optimizer add?
G1ax Crystal Optimizer
Reduce client-side delay when placing and breaking end crystals.
G1ax Crystal Optimizer improves Crystal PvP responsiveness by removing unnecessary client-side delays while keeping gameplay smooth, even on higher ping.
Features
- Faster crystal placement
- Faster crystal breaking
- Reduced visual delay
- Client-side crystal prediction
- Adaptive optimization based on latency
- Multiple optimization modes
- Client-side only
- Works on multiplayer servers
Comparison
| Optimized | Vanilla |
|---|---|
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Commands
/g1axoptimizer default
/g1axoptimizer tweak
/g1axoptimizer off
Modes
- default — Full optimization with crystal prediction and adaptive packet scheduling.
- tweak — Vanilla-friendly mode that only removes the client-side placement cooldown.
- off — Restores vanilla behavior.
Requirements
- Fabric Loader
- Fabric API
- Minecraft 1.21.1+
License
CC0
Project description from Modrinth.
Pick your setup
G1ax Crystal Optimizer by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.1.2
1 loader build26.1.1
1 loader build26.1
1 loader build1.21.11
1 loader build1.21.10
1 loader build1.21.9
1 loader build1.21.8
1 loader build1.21.7
1 loader build1.21.6
1 loader build1.21.5
1 loader build1.21.4
1 loader buildShowing the newest 12 of 102 game versions. Older files are in the list below.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
G1ax Crystal Optimizer versions and loaders
1.0.5
g1axcrystaloptimizer-1.0.5 mc26.2.x .jar
4 Sept 2026
1.0.5
g1axcrystaloptimizer-1.0.5(1.21.11).jar
4 Sept 2026
1.0.5
g1axcrystaloptimizer-1.0.5 mc26.2.x .jar
16 Jul 2026
1.0.5
g1axcrystaloptimizer-1.0.5.jar
16 Jul 2026
1.0.4
g1axcrystaloptimizer-1.0.4.jar
10 Jul 2026
1.0.4
g1axcrystaloptimizer-1.0.4.jar
9 Jul 2026
1.0.3
g1axcrystaloptimizer-1.0.3.jar
23 Jun 2026
1.0.2
g1axcrystaloptimizer-1.0.0.jar
18 Apr 2026
1.0.1
g1axcrystaloptimizer-1.0.0 (3).jar
24 Jan 2026
1.0.0
g1axcrystaloptimizer-1.0.0-dev.jar
11 Nov 2025
Looking for an older file? The official Modrinth project page is in Resources.

