ChatFilterV1
A client-side chat filter for Minecraft. Block any words or phrases with /chatfilter add/remove/list
About this Mod
ChatFilterV1 is a lightweight client-side mod for Minecraft that allows you to block any chat messages containing forbidden words or phrases.
With this mod, you have full control over what appears in your chat. It’s especially useful for hiding spam, ads, or any unwanted content.
✨ Features
🚫 Filters any chat messages, including your own.
🔧 Easy-to-use commands for managing your filter list.
📋 View all blocked words and phrases at any time.
⚡ Client-side only — servers won’t detect it.
📜 Commands
/chatfilter add
/chatfilter remove
/chatfilter list – display all currently blocked words and phrases.
🖥️ Example Usage
/chatfilter add spam
/chatfilter add ad
/chatfilter list
Now all messages containing “spam” or “ad” will be hidden from your chat.
Available Versions
How to Install ChatFilterV1 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 (1.21.8).
Install Mod
Open the mod browser in the dashboard and search for "ChatFilterV1". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.8, 1.21.7, 1.21.6 (+6 more)
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
ChatFilterV1 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 (1.21.8). You can switch loaders with one click in the panel.
Is ChatFilterV1 compatible with fabric?
ChatFilterV1 officially supports fabric for Minecraft 1.21.8, 1.21.7, 1.21.6. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with ChatFilterV1 – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if ChatFilterV1 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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Rent Modded Server
Install ChatFilterV1 with just one click on your server.