CustomMc
CustomMc is a lightweight client mod that lets you personalize Minecraft’s UI, including the window title, loading text, title screen buttons/background, and an in-game watermark, all from an in-game config screen.
Screenshots
About this Mod
CustomMc
CustomMc is a client-side customization mod focused on one thing: giving you full control over how Minecraft looks and feels — without touching game files or manually editing resource packs.
Everything is configurable directly in-game with a simple and intuitive config menu.
What You Can Customize
• Window title text
• Loading overlay text
• Main menu button positions
• Button sizes
• Button labels
• Button visibility
• Main menu logo visibility
• Splash text visibility
• Custom title screen background image (PNG, JPG, JPEG, GIF — including animated GIFs)
• In-game watermark text and placement
Built-In Visual Editors
No manual file editing required.
You can:
• Drag and place main menu buttons directly on screen
• Move watermark text visually
• See changes in real time
• Save everything instantly to config
Why Use CustomMc?
• Fast setup with in-game editing
• No vanilla file patching
• Fully client-side
• Great for personal themes
• Perfect for creator branding
• Ideal for custom client aesthetics
Client-side only.
Safe to use on servers.
Does not modify gameplay.
Available Versions
How to Install CustomMc 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 "CustomMc". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.11, 1.21.10, 1.21.9 (+9 more)
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
CustomMc 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 CustomMc compatible with fabric?
CustomMc officially supports fabric for Minecraft 1.21.11, 1.21.10, 1.21.9. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with CustomMc – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if CustomMc 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 CustomMc with just one click on your server.