
Modrinth · Minecraft mod
TheObserver.jar
This mod is representing psychological horror inspired by analog horror and Minecraft nostalgia.
Quick answer
Which TheObserver.jar release should I use?
TheObserver.jar 1.1 targets 1.21.1, 1.21, 1.21.2 with Fabric. Installation on the client is optional. Installation on the dedicated server is optional. No extra mods listed for this file.
Where it goes
Is TheObserver.jar required on the client, server, or both?
Installation on the client is optional. Installation on the dedicated server is optional.
The source marks this as usable on both the client and server.
What else does TheObserver.jar 1.1 need?
1.1. 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 TheObserver.jar without breaking your instance.
Built for TheObserver.jar 1.1. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use 1.1. It targets 1.21.1, 1.21, 1.21.2 with 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
Installation on the client is optional. Installation on the dedicated server is optional.
- 04
Pick the file you checked
Use the “Get this file” button beside 1.1. It opens that exact file at the source.
About this project
What does TheObserver.jar add?
The Observer v1.1: The Silent Update (Fabric, MC 1.21)
Spoilers!
- Signs and papers will show up and you will be chased.
The Watcherwill be at your window when he feels like it.- Don't cheat.
- Find books.
- Find the
corruptedblock at the dimensions. - Solve ARG.
- Dream Core: a long path, a chase partway through, and a book on a bedrock pillar at the end with a way out through the (???)
This mod adds a unique scary experience: nostalgia, ARG, dimensions, storylines and a bit of problem solving!
The Observer is representing psychological horror inspired by analog horror and Minecraft nostalgia.
Trailer:
(THIS IS NOT A VIRUS. IT MAY INTERACT WITH MINECRAFT'S WINDOW.)
Have fun!
(IF YOU THINK I HAVE BROKEN RIGHTS OF LAW, I CAN TAKE IT DOWN WITH NO PROBLEM, CONTACT hizemccf@gmail.com)
Secret!
-https://drive.google.com/drive/folders/1HNptz1iIBhI71HRUQFxN4cwPfj2-th3y?usp=drive_linkProject description from Modrinth.
Pick your setup
TheObserver.jar by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.1
1 loader build1.21
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
TheObserver.jar versions and loaders
1.1
TheObserver-mc1.21-1.1.jar
7 Nov 2026
1.0
TheObserver-mc1.21-1.0.jar
11 Sept 2026
Looking for an older file? The official Modrinth project page is in Resources.