Anti Invisibility

AntiInv is a lightweight client-side Fabric mod for Minecraft 1.21.4 that disables player invisibility on the client. The mod forces invisible players to be rendered normally, regardless of how invisibility is applied (potion effects, entity metadata, or

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About this Mod

AntiInv is a lightweight client-side Fabric mod for Minecraft that disables player invisibility on the client. The mod forces invisible players to be rendered normally, regardless of how the invisibility is applied (potion effects, entity metadata, or server-side logic).

Disclaimer
This mod may not be allowed on some servers and could violate server rules or terms of service.

Use this mod at your own risk.
The developer is not responsible for any account bans, penalties, or consequences resulting from the use of this mod.

Available Versions

Anti Invisibility 1.0.0release

MC 1.21.10, 1.21.11fabric

April 17, 2026

Anti Invisibility 1.0.0+mc1.21.1release

MC 1.21.1fabric

January 2, 2026

Anti Invisibility 1.0.0+mc1.21.2release

MC 1.21.2fabric

January 2, 2026

Anti Invisibility 1.0.1release

MC 1.21.3fabric

January 2, 2026

Anti Invisibility 1.0.1release

MC 1.21.5fabric

January 2, 2026

How to Install Anti Invisibility 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 (1.21.11).

Install Mod

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

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.11, 1.21.10, 1.21.5 (+4 more)

Server-side

✗ Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Anti Invisibility 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 (1.21.11). You can switch loaders with one click in the panel.

Is Anti Invisibility compatible with fabric?

Anti Invisibility officially supports fabric for Minecraft 1.21.11, 1.21.10, 1.21.5. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Anti Invisibility – how to optimize performance?

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