Medieval Siege Machines

Medieval Siege Machines will add mortar, battering ram, ballista, trebuchet and catapult to your Minecraft!

65.3K Downloads

fabricforgeneoforgeequipment

Rent Server with this Mod

Screenshots

About this Mod

Medieval Siege Machines

With this mod you will be given five siege machines: mortar, catapult, ballista, battering ram and trebuchet. Each vehicle has realistic sounds and animations, thereby conveying the whole atmosphere of medieval battles.

Available Versions

[1.21.1-fabric]-Siege-Machines-1.39release

MC 1.21.1fabric

January 15, 2026

[1.20.1]-Siege-Machines-1.39release

MC 1.20.1forge

January 15, 2026

[1.20.1]-Siege-Machines-1.38release

MC 1.20.1forge

January 7, 2026

[1.20.1]-Siege-Machines-1.37release

MC 1.20.1forge

January 6, 2026

[1.20.1]-Siege-Machines-1.35release

MC 1.20.1forge

January 5, 2026

How to Install Medieval Siege Machines 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 "Medieval Siege Machines". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabricforgeneoforge

Minecraft Versions

1.21.1, 1.20.6, 1.20.5 (+11 more)

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Medieval Siege Machines 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 Medieval Siege Machines compatible with fabric and forge and neoforge?

Medieval Siege Machines officially supports fabric, forge, neoforge for Minecraft 1.21.1, 1.20.6, 1.20.5. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Medieval Siege Machines – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Medieval Siege Machines 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.