
UpdateChecker
Never miss a mod or asset pack update again!
📋 Overview
UpdateChecker is a lightweight, zero-configuration server-side mod that automatically monitors your installed mods and asset packs for updates. Server administrators receive notifications when updates are available, with direct download links to make updating effortless.

✨ Features
- 🔄 Automatic Update Checking - Runs every 12 hours in the background
- 📢 Smart Notifications - Alerts admins on login when updates are available
- 🔗 Direct Download Links - Click to download updates instantly
- ⚡ Zero Configuration - Works out of the box, no setup required
- 🎯 Opt-in System - Only checks mods and asset packs that explicitly support it
- 🛡️ Intelligent Version Detection - SemVer-based comparison
- 👥 Multi-Provider Support - Currently supports CurseForge (more coming soon!)
- 🧵 Zero Performance Impact - Runs on a separate thread
- 📦 Asset Pack Support - Monitors both mods and asset packs
🚀 Installation
- Download the latest version from the Files tab
- Place
updatechecker-X.X.X.jar in your mods folder
- Restart your server
- That's it! UpdateChecker works automatically - no configuration needed
Note: UpdateChecker only monitors mods and asset packs that have opted-in to support it. See the "For Developers & Creators" section to add support.
🎮 Commands
| Command |
Description |
Permission |
/updatecheck |
Manually trigger an update check |
OP |
Update checks run automatically every 12 hours, but you can trigger one manually anytime!
👨💻 For Developers & Creators
Want your mod or asset pack to be monitored by UpdateChecker? It's super easy!
Adding UpdateChecker Support
Step 1: Update your manifest.json

{
"UpdateChecker": {
"CurseForge": "YOUR_PROJECT_ID"
}
}
Step 2: Find your CurseForge Project ID
- Go to your mod/asset pack's CurseForge page
- Look at the Details section on the right sidebar
- Copy the Project ID number
- Example: DisTale's Project ID is
1429009
Step 3: Follow SemVer naming
For Mods:
yourmod-1.2.3.jar
yourmod-2.0.0.jar
For Asset Packs:
yourpack-1.2.3.zip
yourpack-2.0.0.zip
Step 4: Show your users you support UpdateChecker! (Optional)
Add this badge to your mod/asset pack's description:
https://i.imgur.com/CpkvDty.png
Badge preview:

✅ UpdateChecker automatically extracts and compares versions!
Supported Version Formats
- ✅
mod-1.2.3.jar → 1.2.3
- ✅
pack-1.2.3.zip → 1.2.3
- ✅
mod-2026.1.20-5708.jar → 2026.1.20
- ✅
mod-v1.0.0.jar → 1.0.0
- ✅
MyMod-1.2.3-beta.jar → 1.2.3
You can test your mod's filename with this regex.
🐛 Bug Reports
Found a bug? Report it on GitHub Issues!