Required
Open project Fabric API
Matched file: [1.21.1] Fabric API 0.116.15+1.21.1
The source is having a wobble, so this is the last good copy we saw.
Ready to install?
StateObserver stateobserver-fabric-1.21.1-1.6.4.jar
Check the game version, loader and dependencies below, then grab this exact release.
CurseForge release
stateobserver-fabric-1.21.1-1.6.4.jar
- Game
- 1.21.1
- Loader
- Fabric
- Published
- 20 Dec 2025
- Channel
- release
- File size
- 14.7 KB
SHA-1d3a94c214666c5d4cda80335dc484b65dd1fd6f8
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