The source is having a wobble, so this is the last good copy we saw.

Ready to install?

Traffic Engine trafficengine-fabric-2.1+1.21.1.jar

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

CurseForge release

trafficengine-fabric-2.1+1.21.1.jar

Game
1.21.1
Loader
Fabric
Published
26 Oct 2026
Channel
release
File size
7.2 MB

SHA-1be92111c612fda4841d2a0801abcd7ccc65a3b28

Where this file goes

Client, server, or both?

Client Source doesn’t say
Dedicated server Source doesn’t say

The source does not explicitly classify this release as client-only or server-only.

Dependencies for this release

What else does it need?

Required

Fabric API

Matched file: [1.21.1] Fabric API 0.116.18+1.21.1

Open project