CurseForge · Minecraft mod
Fullbright | Jack’s Fullbright
Fullbright mod for Minecraft with a simple brightness toggle. No OptiFine required.
Quick answer
Which Fullbright | Jack’s Fullbright release should I use?
Fullbright | Jack’s Fullbright jacks-fullbright-fabric-26.2-v1.0.1.jar targets 26.2 with Fabric. The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server. No extra mods listed for this file.
Where it goes
Is Fullbright | Jack’s Fullbright required on the client, server, or both?
The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server.
The source does not explicitly classify this release as client-only or server-only.
What else does Fullbright | Jack’s Fullbright jacks-fullbright-fabric-26.2-v1.0.1.jar need?
jacks-fullbright-fabric-26.2-v1.0.1.jar. 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 Fullbright | Jack’s Fullbright without breaking your instance.
Built for Fullbright | Jack’s Fullbright jacks-fullbright-fabric-26.2-v1.0.1.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use jacks-fullbright-fabric-26.2-v1.0.1.jar. It targets 26.2 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
The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server.
- 04
Pick the file you checked
Use the “Get this file” button beside jacks-fullbright-fabric-26.2-v1.0.1.jar. It opens that exact file at the source.
About this project
What does Fullbright | Jack’s Fullbright add?
A simple Minecraft fullbright mod that increases brightness in dark caves, nighttime, underwater areas, and other low light environments without requiring OptiFine.
Normal Lighting

Fullbright Enabled

Features
- Fullbright toggle
- No OptiFine required
- Lightweight and simple
- Works with modpacks
- Better cave and night time visibility
- Useful for mining, exploration, and building
Jack's Fullbright is a clean and straightforward brightness mod focused on improving visibility while keeping performance and compatibility intact.
Project description from CurseForge.
Pick your setup
Fullbright | Jack’s Fullbright by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.1.2
1 loader build1.20.1
2 loader buildsCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Fullbright | Jack’s Fullbright versions and loaders
jacks-fullbright-fabric-26.2-v1.0.1.jar
1 Aug 2026
jackfullbright-neoforge-1.20.1-1.0.0.jar
30 Jul 2026
jackfullbright-forge-1.20.1-1.0.0.jar
25 May 2026
jacks-fullbright-1.0.0.jar
22 May 2026
Looking for an older file? The official CurseForge project page is in Resources.