DatapacksJava
Cool Functions
Java data pack listed for Minecraft 1.21–26.x. Downloads from the MC Java Mods app on Android.
Add fun, powerful, and useful features to your Minecraft world like Jetpacks or an Ender Bow — all packed into one datapack!
⬇ Download on Modrinth
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.6, 1.21.7, 1.21.8
- 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 Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — see the MC Java Mods guides for the full walkthrough.
File checked by MCModsHub
- Downloads as CoolFunctions - 1.5.4.2.zip
- Download size: 66 KB
- Download link checked 10 Oct 2026 — working
These come from our own check of the pack file, not from the source page.