Alex's Alarms and Sirens

A fabric mod aimed at adding different types of alarms and sirens to the game.

472 Downloads

fabricdecorationtechnology

Rent Server with this Mod

Screenshots

About this Mod

A fabric mod aimed at adding different types of alarms and sirens to the game.

Currently the amount of features in this mod is limited since I just started but I plan on adding more, join the discord and suggest me ideas.

Blocks:

Smoke Detector (can detect fire within a 4x4x4 area under the detector

Universal Alarm (can be activated/deactivated with redstone)

Items:

KAC Key 1 (no function at all right now)

KAC Key 2 (no function at all right now)

Links:

Discord (report bugs and request features here)

Available Versions

Alex's Alarms and Sirens 1.0.0release

MC 1.20.1fabric

November 15, 2025

How to Install Alex's Alarms and Sirens 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 (1.20.1).

Install Mod

Open the mod browser in the dashboard and search for "Alex's Alarms and Sirens". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.20.1

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Alex's Alarms and Sirens 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 (1.20.1). You can switch loaders with one click in the panel.

Is Alex's Alarms and Sirens compatible with fabric?

Alex's Alarms and Sirens officially supports fabric for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Alex's Alarms and Sirens – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Alex's Alarms and Sirens 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.