
Key Binding Patch
Patches the vanilla key binding system to support better key combinations and resolve conflicts.
About this Mod
This is a simple mod that patches the vanilla key binding and provides several enhancements:
- Key bindings that bind to the same key will be triggered all together.
- Support to use combination keys other than Ctrl, Shift and Alt (for example Z+D).
- Support to set multiple combination keys for a single key binding (for example Alt+V+D).
- Support to create shadow copies for key bindings (multiple key bindings for a functionality).
- Support to regis press/release callbacks for key bindings (for other mod developers).

Available Versions
How to Install Key Binding Patch 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 (1.20.4).
Install Mod
Open the mod browser in the dashboard and search for "Key Binding Patch". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.20.4, 1.20.1, 1.20 (+3 more)
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Key Binding Patch 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 (1.20.4). You can switch loaders with one click in the panel.
Is Key Binding Patch compatible with forge?
Key Binding Patch officially supports forge for Minecraft 1.20.4, 1.20.1, 1.20. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Key Binding Patch – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Key Binding Patch 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 Key Binding Patch with just one click on your server.