
Screenshots


About this Mod
E2EE for your Minecraft whispers.
By default, will only work on the Essentials(X) message system. (e.g.[sender -> me]: message)
Configuration
The configuration file is [minecraft directory]/config/chatcryption-config.json
Fields
message-commands: the list of commands that are for messaging. Defaults to Essentials(X)/Vanilla ones.reply-commands: the list of commands that are for replying. Defaults to Essentials(X)/Vanilla ones.split-message-send-interval-ms: (default:400) the milliseconds to wait between sending each part of an encrypted messagerequest-public-key-comment: what to include in the initial message, to explain it if the recipient doesn't have Chatcryption installed.message-command: (defaultmsg) the command to use to send messagesenabled(defaulttrue): whether the mod will be enabled. Can be changed in-game with/chatcryption [on|off]
Responsibility
It is your responsibility to use this appropriately. It is not my fault if you get in trouble for inconveniencing or annoying moderators. I am not liable for any punishments you may receive.
Security
Please don't expect this to be actually super secure. It's probably good enough in most cases.
Available Versions
How to Install Chatcryption 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 (1.21.11).
Install Mod
Open the mod browser in the dashboard and search for "Chatcryption". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.11
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Chatcryption 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 (1.21.11). You can switch loaders with one click in the panel.
Is Chatcryption compatible with fabric?
Chatcryption officially supports fabric for Minecraft 1.21.11. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Chatcryption – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Chatcryption 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 Chatcryption with just one click on your server.