
Let It Burn
Allows adding and removing blocks that can catch on fire
About this Mod
Description
Allows to edit list of blocks that can catch on fire, including their burn and spread chances. Completely serverside and right in game.
To get started or get list of blocks that can catch on fire by default, use /letitburn genconfig (by default block list in config is empty and disabled from being used in game).
Commands
/letitburn enable <state>- enables/disables replacing list of blocks that can catch on fire. If used without passing the state, shows current state. If disabled, fire will behave as without this mod. State changes without need to reload config./letitburn genconfig- (re)generates default list of blocks that can catch on fire./letitburn add <block> <burn chance> <spread chance>- adds or overrides existing block entry in config list./letitburn remove <block>- removes entry of specified block from list in the config./letitburn reload- reloads config and allows changes made in it to be applied in game (if they were made via commands or via editing config file manually).
Available Versions
How to Install Let It Burn 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 "Let It Burn". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1, 1.21
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Let It Burn 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 Let It Burn compatible with fabric?
Let It Burn officially supports fabric for Minecraft 1.21.1, 1.21. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Let It Burn – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Let It Burn 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 Let It Burn with just one click on your server.