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MMPlugin

MMPlugin

MMP โ€” A lightweight maintenance mode plugin for 1.21.11 that locks the server to a case-sensitive player whitelist.

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Compatibility

Minecraft: Java Edition

1.21.11

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Details

Licensed MIT
Published 4 months ago

MMP โ€” Maintenance Mode Plugin

Simple ยท Secure ยท Case-sensitive

A lightweight Paper plugin for Minecraft 1.21.11 that enables maintenance mode: only whitelisted players can join the server. Perfect for updates, testing, or private server maintenance.

โœ… Features

  • ๐Ÿ”’ Case-sensitive whitelist by player name
  • ๐Ÿšซ Instantly kicks unauthorized players when maintenance mode is enabled โ€” including those already online
  • ๐Ÿ“ Fully customizable messages via messages.yml โ€” no recompilation needed
  • ๐Ÿ’ฌ Tab completion for /mmp remove โ€” suggests only existing whitelist entries
  • ๐ŸŒ Custom MOTD in server list โ€” shows "Maintenance Mode" to all players
  • ๐Ÿ”ง Hot-reload support: /mmp reload updates both config and messages without restart
  • ๐Ÿ›ก๏ธ Permission-based commands with sensible defaults (op by default)
  • ๐Ÿ“ฆ Zero dependencies โ€” works standalone on any Paper 1.21.11+ server

๐ŸŽฎ Commands

Command Description
/mmp on Enable maintenance mode (kicks unauthorized players)
/mmp off Disable maintenance mode
/mmp add <name> Add a player to the whitelist
/mmp remove <name> Remove a player from the whitelist
/mmp list Show current whitelist
/mmp reload Reload config.yml and messages.yml

โœ… Tab completion supported for all commands.
โœ… For /mmp remove, only existing whitelist names are suggested.

๐Ÿ”‘ Permissions

Permission Default Description
mmp.toggle op Toggle maintenance mode on/off
mmp.whitelist.modify op Add or remove players from whitelist
mmp.reload op Reload configuration files

๐Ÿ“ฅ Installation

  1. Download MMP.jar
  2. Place it into your serverโ€™s plugins/ folder
  3. Restart or reload the server
  4. Edit plugins/MMP/config.yml and plugins/MMP/messages.yml as needed
  5. Run /mmp on to activate maintenance mode

โš™๏ธ Compatibility

  • Server Software: Paper 1.21.11 (also compatible with Purpur, Pufferfish, Spigot, etc.)
  • Dependencies: None
  • Java: 21+

๐Ÿ“œ License

MIT License โ€” free to use, modify, and distribute.
Maintained by Hantu.

Built for server owners who need a clean, reliable, and no-bloat maintenance solution.