ModsJava
K4Lib
Minecraft Java mod. Downloads from the MC Java Mods app on Android.
⬇ Download on CurseForgeLibrary required by several of K4's mods
Modpacks:
You're allowed to use this mod in any pack you want, as long as it's not behind a paywall.
Mods that use K4Lib:
- Hydraulicraft
- ColorChat
- PvPToggle
- DoubleJump
- ServerInfoProvider
- ServerInfoViewer
- Fast Travel
- LiveNotifier
- RainSjaman
Quick facts
- Edition: Minecraft Java
- File type: .jar
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on CurseForge — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
File checked by MCModsHub
- Ships as k4lib-1.12.1-2.1.81-universal.jar — drop this file into the mods folder
- Download size: 165 KB
- Download link checked 2 Nov 2026 — working
These come from our own check of the pack file, not from the source page.