JustBackup
The simplest the lightests backupmod
Screenshots
About this Mod
JustBackup is a MEGA lightweight mod for automatic and manual world backups.
No unnecessary features, no performance impact - it just works.
✨ Features
⏱️ Configurable backup intervals
📦 Maximum backup limit (old backups are removed automatically)
💬 Optional chat messages when a backup is created
🛠️ /forcebackup command for manual backups
⚡ Extremely lightweight - near-zero performance impact
Perfect for:
singleplayer worlds
survival servers
development and testing environments
Install it, configure it once, and forget about backups forever.
Available Versions
How to Install JustBackup on Your Server
Order Server
Order a Minecraft Java server with at least 4 GB RAM (6 GB recommended).
Set neoforge Loader
In the panel under "Egg", select the neoforge loader and matching Minecraft version (1.21.10).
Install Mod
Open the mod browser in the dashboard and search for "JustBackup". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.10, 1.21.9, 1.21.8 (+8 more)
Server-side
✓ RequiredRecommended RAM
6 GB(min. 4 GB)Frequently Asked Questions
JustBackup server crashes on startup – what to do?
Most common cause: wrong neoforge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 4 GB RAM is allocated and the loader matches the mod version (1.21.10). You can switch loaders with one click in the panel.
Is JustBackup compatible with neoforge?
JustBackup officially supports neoforge for Minecraft 1.21.10, 1.21.9, 1.21.8. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with JustBackup – how to optimize performance?
Recommended RAM: 6 GB (per 5 players). Use /spark profiler to check if JustBackup consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Rent Modded Server
Install JustBackup with just one click on your server.