MaintenanceCore
🛡️ MaintenanceCore Ultra-lightweight maintenance mode system for Paper & Spigot (1.20 - 1.21.x). ✨ Features ⚡ /maintenance <on|off|reload> — Instant…
⬇ Download on Modrinth
🛡️ MaintenanceCore
A clean, ultra-lightweight maintenance mode system for modern Minecraft servers.
✨ Features ⚡ Instant Lockdown: Enable or disable maintenance live with /maintenance on and /maintenance off.
🔒 Smart Staff Access: Allows operators (OP) and staff with maintenance.bypass to join seamlessly.
🚀 Zero TPS Impact: Extremely fast and optimized with a tiny file footprint (< 10 KB).
⚙️ Fully Customizable: Easily change kick messages, prefixes, and permissions in config.yml.
📌 Commands & Permissions /maintenance <on|off|reload> — Toggle maintenance or reload config (Permission: maintenance.admin)
maintenance.bypass — Permission to bypass lockdown and join the server.
📋 Compatibility Minecraft Versions: 1.20 – 1.21.x
Server Software: Paper, Purpur, Spigot
💬 Found a bug or need support? DM me on Discord: CoralxMinecraft
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.16.1, 1.21, 1.21.1
- 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 — How to install Minecraft Java mods & modpacks walks through it step by step.
- Ships as MaintenanceCore.jar — drop this file into the mods folder
- Download size: 5 KB
- Download link checked 14 Sept 2026 — working
These come from our own check of the pack file, not from the source page.