Name Changer

Client-side name changer for Fabric

2.5K Downloads

fabricutility

Rent Server with this Mod

About this Mod

Simple Fabric mod for Minecraft that changes your username on the client-side.

To change your name you must edit the configuration file stored in the common location.

Available Versions

Name Changer 1.0.0release

MC 1.21.4, 1.21.5fabric

May 4, 2025

How to Install Name Changer on Your Server

Order Server

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

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.5).

Install Mod

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

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.5, 1.21.4

Server-side

✗ Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Name Changer server crashes on startup – what to do?

Most common cause: wrong fabric 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 (1.21.5). You can switch loaders with one click in the panel.

Is Name Changer compatible with fabric?

Name Changer officially supports fabric for Minecraft 1.21.5, 1.21.4. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Name Changer – how to optimize performance?

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