
Knockable
Make your presence known by knocking on doors, chests, barrels and other blocks
Screenshots


About this Mod
Knockable
Knockable is a light-weight Fabric Minecraft mod which enables
you to knock on blocks to make your presence known.
Just use the newly added "Knock" Keybind on any valid block.
✨ Features
- Knock on blocks to play a knocking sound
- Depending on the targeted block different functionality can be used
- BlockEntity with an Inventory: Pitch of the sound is based on how many Item Slots are not empty
- Blocks without Inventories: Pitch of the sound is based on distance to the targeted block
🔧 Configuration
- Knockable blocks can be specified with the newly added knockable:knockable block tag, but by default, all blocks in door, trapdoor, chests and barrel block tags are included
- Using the
"knockingRange"Gamerule, the max distance of valid knocking can be specified
Available Versions
How to Install Knockable 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 (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "Knockable". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1, 1.20.1
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Knockable 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 (1.21.1). You can switch loaders with one click in the panel.
Is Knockable compatible with fabric?
Knockable officially supports fabric for Minecraft 1.21.1, 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Knockable – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Knockable 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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