
ReSmith
Protect, lock and configure Minecraft blocks with keys, lockpicks.
Screenshots




About this Mod
🔐 ReSmith
ReSmith is a protection and interaction mod for Minecraft multiplayer and mapmaking.
Lock blocks, assign keys, configure interactions and create protected systems using simple Shift + Right Click mechanics.
Supports:
doors, trapdoors, fence gates, chests, barrels, shulker boxes, buttons, levers, furnaces, crafting tables, hoppers, crafters and many other vanilla blocks.
🧰 Items
Hammer
Locks and unlocks blocks.
Wrench
Opens the configuration GUI.
Key
A special customizable physical key item with its own hidden unique code.
Lockpick
Attempts to force-open protected blocks.
Always breaks after use.
🔑 Key System
Any allowed item can become a key.
The special ReSmith Key item uses its own internal code system, allowing:
- duplicate keys
- renamed keys
- colored keys
- unique key combinations
⚙️ Configuration GUI
Using the Wrench opens a GUI where you can:
- assign a key item
- configure commands
- enable Advanced Key
- enable Unbreakable
Commands can run:
- with the correct key
- without the key
- with @player replacement
This makes ReSmith useful both for survival gameplay and creative/mapmaking systems.
✨ Advanced Key
Turns the key itself into the lock/unlock tool.
Shift + Right Click:
- unlock block
- interact normally
- lock it again
🧱 Unbreakable
Makes protected blocks much harder to destroy in survival.
🗝 Lockpicks
Lockpicks can be used to force-open protected blocks.
They always break after use and only have a chance to succeed.
🛠 Configurable
Includes:
- key whitelist/blacklist
- durability matching settings
- multiplayer-safe validation
- configurable Advanced Key messages
Perfect for:
- multiplayer servers
- protected bases
- adventure maps
Available Versions
How to Install ReSmith on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set neoforge Loader
In the panel under "Egg", select the neoforge loader and matching Minecraft version (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "ReSmith". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
ReSmith server crashes on startup – what to do?
Most common cause: wrong neoforge 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 ReSmith compatible with neoforge?
ReSmith officially supports neoforge for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with ReSmith – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if ReSmith 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 ReSmith with just one click on your server.