Legacy Mouse Tweaks
A port of YaLTeR's Mouse Tweaks mod for Minecraft 1.8.9
About this Mod
This mod, based on YaLTeR's Mouse Tweaks, introduces a couple changes to the functionality of the mouse in the inventory and in containers. The logic was ported from newer fabric versions to support legacy fabric for Minecraft 1.8.9.
Mouse Tweaks is purely client-side. There is no server-side component.
Original Mod
For more information, visit the Mouse Tweak's page on Modrinth:
https://modrinth.com/mod/mouse-tweaks
Summary
In short, here are the features it adds (identical to Mouse Tweaks):
- RMB Tweak
- LMB Tweak (with item)
- LMB Tweak (without item)
- Wheel Tweak
Permissions
just like Mouse Tweaks, feel free to include Legacy Mouse Tweaks in modpacks.
Available Versions
How to Install Legacy Mouse Tweaks on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set legacy-fabric Loader
In the panel under "Egg", select the legacy-fabric loader and matching Minecraft version (1.8.9).
Install Mod
Open the mod browser in the dashboard and search for "Legacy Mouse Tweaks". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.8.9
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Legacy Mouse Tweaks server crashes on startup – what to do?
Most common cause: wrong legacy-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 (1.8.9). You can switch loaders with one click in the panel.
Is Legacy Mouse Tweaks compatible with legacy-fabric?
Legacy Mouse Tweaks officially supports legacy-fabric for Minecraft 1.8.9. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Legacy Mouse Tweaks – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Legacy Mouse Tweaks 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 Legacy Mouse Tweaks with just one click on your server.