
CustomSpyglassMagnificationOverlay
This is a mod that allows customization of the overlay when zooming in with a telescope.
Screenshots

About this Mod
This is a mod that allows customization of the overlay when zooming in with a telescope, and it has been open-sourced on GitHub.
You can adjust the style of the overlay when zooming in with a telescope by using the command /csms-config (mode) or by modifying the mode item in the csms-config.json file located in the config directory within the game directory. There are a total of 4 modes:
| Mode | Value to Enter in Command or Config File | Explanation |
|---|---|---|
| VANILLA | 0 | Vanilla mode. |
| CUSTOM | 1 | Allows customization of the background through the left.png and right.png files in the assets/csms/gui directory of the mod JAR file. |
| NO_BACKGROUND | 2 | Does not render a background. |
| NONE | 3 | Renders nothing but the zoom effect. |
Available Versions
How to Install CustomSpyglassMagnificationOverlay on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set forge Loader
In the panel under "Egg", select the forge loader and matching Minecraft version (1.20.1).
Install Mod
Open the mod browser in the dashboard and search for "CustomSpyglassMagnificationOverlay". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.20.1
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
CustomSpyglassMagnificationOverlay server crashes on startup – what to do?
Most common cause: wrong forge 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 (1.20.1). You can switch loaders with one click in the panel.
Is CustomSpyglassMagnificationOverlay compatible with forge?
CustomSpyglassMagnificationOverlay officially supports forge for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with CustomSpyglassMagnificationOverlay – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if CustomSpyglassMagnificationOverlay 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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Install CustomSpyglassMagnificationOverlay with just one click on your server.