Ready to install?

RailOptimization 1.6

Check the game version, loader and dependencies below, then grab this exact release.

Modrinth release

railoptimization-fabric-mc1.20.1-1.6.jar

1.6

Game
1.20, 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6, 1.21, 1.21.1
Loader
Fabric, Quilt
Published
24 Jul 2026
Channel
release
File size
76.9 KB

SHA-1c0b2c10023079a819e3b5a3648e212caee928483

Where this file goes

Client, server, or both?

Client Do not install
Dedicated server Required

This file is marked server-only.

Dependencies for this release

What else does it need?

No required project dependencies are listed for this release.