LPChatPrefix

A server-side NeoForge mod that displays LuckPerms prefixes and suffixes in chat messages for Minecraft 1.21.1.

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About this Mod

LuckPerms Chat Prefix for NeoForge

GitHub Release
Downloads
License
Minecraft
NeoForge

A server-side NeoForge mod that displays LuckPerms prefixes and suffixes in chat messages for Minecraft 1.21.1.

Features

  • 🏷️ Display LuckPerms prefixes and suffixes in chat
  • 🎨 Support for Minecraft color codes (& symbols)
  • ⚙️ Highly configurable message format
  • 🖥️ Server-side only - clients don't need to install
  • 🔧 Lightweight and efficient

Requirements

  • Minecraft 1.21.1 (strictly this version only)
  • NeoForge 21.1.0 or higher
  • LuckPerms plugin installed on server
  • Java 21 or higher

Installation

Download

Download the latest version from GitHub Releases

Server Installation

  1. Download the latest lpchatprefix-1.21.1_1.1.0.jar from releases page
  2. Place the JAR file in your server's mods folder
  3. Ensure LuckPerms is installed and configured
  4. Start/restart your server

Client Installation

Not required! This is a server-side only mod. Players can connect without installing anything.

Configuration

The mod creates a configuration file at config/lpchatprefix-common.toml with the following options:

[LPChatPrefix Config]
    # Enable/disable prefix display
    enablePrefix = true
    
    # Enable/disable suffix display
    enableSuffix = true
    
    # Chat message format template
    # Supported placeholders: {prefix}, {player}, {suffix}, {message}
    messageFormat = "{prefix}{player}{suffix}: {message}"
    
    # Message text color (Minecraft color codes)
    # Options: black, dark_blue, dark_green, dark_aqua, dark_red, dark_purple, 
    # gold, gray, dark_gray, blue, green, aqua, red, light_purple, yellow, white
    messageColor = "gray"
    
    # Player name color
    nameColor = "white"

Usage

  1. Set up prefixes/suffixes in LuckPerms:
# Add a prefix to a group
/lp group admin meta setprefix "&c[Admin] "

# Add a suffix to a user
/lp user <player> meta setsuffix " &7[VIP]"
  1. The prefixes and suffixes will automatically appear in chat messages

Example Output

Without mod: <PlayerName> Hello everyone!

With mod: [Admin] PlayerName [VIP]: Hello everyone!

Color Code Support

The mod supports Minecraft color codes using the & symbol:

  • &c - Red
  • &a - Green
  • &b - Aqua
  • &e - Yellow
  • &f - White
  • And all other standard Minecraft color codes

Troubleshooting

Prefixes/Suffixes not showing

  • Ensure LuckPerms is installed and running
  • Check that the player/group has prefixes/suffixes set
  • Verify the mod is loaded (check server logs for "LPChatPrefix initialized")

Double player names in chat

  • Make sure you're using the latest version
  • Check for conflicting chat formatting plugins/mods

Mod not loading

  • Verify you're using Minecraft 1.21.1 exactly
  • Ensure NeoForge version is 21.1.0 or higher
  • Check Java version is 21 or higher

Support

For issues, questions, or suggestions, please open an issue on the GitHub repository.

Credits

  • Built for NeoForge
  • Requires LuckPerms by Luck
  • Developed for Minecraft 1.21.1

Available Versions

LPChatPrefix 1.21.1_1.1.0release
MC 1.21.1neoforge
November 11, 2025

How to Install LPChatPrefix on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set neoforge Loader

In the panel under "Egg", select the neoforge loader and matching Minecraft version (1.21.1).

3

Install Mod

Open the mod browser in the dashboard and search for "LPChatPrefix". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

neoforge

Minecraft Versions

1.21.1

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

LPChatPrefix 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 3 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.

Is LPChatPrefix compatible with neoforge?

LPChatPrefix officially supports neoforge for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with LPChatPrefix – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if LPChatPrefix 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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Details

License
MIT License
Server-side
Required

Supported Versions

1.21.1