CurseForge · Minecraft mod
JamLib
The platform-agnostic, Architectury based library used in all of JamCoreModding's mods
Quick answer
Which JamLib release matches 26.1 Fabric?
JamLib V2.3.1+26.1.x (Fabric 26.1.2) targets 26.1, 26.1.1, 26.1.2 with Fabric, Quilt. The project page does not say whether this file belongs on the client, dedicated server, or both. All 1 required mods have matching files.
Where it goes
Is JamLib required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does JamLib V2.3.1+26.1.x (Fabric 26.1.2) need?
V2.3.1+26.1.x (Fabric 26.1.2) on 26.1 Fabric. Every mod below is checked against that same setup.
Install Fabric API first. We found matching files for this game-version and loader setup.
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add JamLib without breaking your instance.
Built for JamLib V2.3.1+26.1.x (Fabric 26.1.2) on 26.1 Fabric. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use V2.3.1+26.1.x (Fabric 26.1.2). It targets 26.1, 26.1.1, 26.1.2 with Fabric, Quilt; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Fabric API first. We found matching files for this game-version and loader setup.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside V2.3.1+26.1.x (Fabric 26.1.2). It opens that exact file at the source.
About this project
What does JamLib add?

Report Issues • Chat on Discord • CurseForge • Modrinth
JamLib provides:
- Platform abstractions
- A JSON5 config API
- A mod repost (9minecraft etc.) checker
Comprehensive documentation can be found here.
Project description from CurseForge.
Pick your setup
JamLib by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.2
3 loader builds26.1.2
3 loader builds26.1.1
3 loader builds26.1
3 loader builds1.21.11
3 loader builds1.21.10
3 loader builds1.21.9
3 loader builds1.21.8
3 loader builds1.21.7
3 loader builds1.21.6
3 loader builds1.21.5
3 loader builds1.21.4
3 loader buildsShowing the newest 12 of 15 game versions. Older files are in the list below.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
JamLib versions and loaders
V2.3.1+26.1.x (Fabric 26.1.2)
jamlib-fabric-2.3.1+26.1.x.jar
17 Jun 2026
V2.3.0+26.1.x (Fabric 26.1.2)
jamlib-fabric-2.3.0+26.1.x.jar
10 Jun 2026
V2.2.0+26.1.x (Fabric 26.1.2)
jamlib-fabric-2.2.0+26.1.x.jar
28 May 2026
V2.1.1+26.1.x (Fabric 26.1.2)
jamlib-fabric-2.1.1+26.1.x.jar
27 May 2026
V2.1.0 (Fabric 26.1.x)
jamlib-fabric-2.1.0+26.1.x.jar
25 May 2026
V2.0.0 (Fabric 26.1.x)
jamlib-fabric-2.0.0+26.1.x.jar
4 May 2026
Looking for an older file? The official CurseForge project page is in Resources.