Valkyrien Skies

Valkyrien Skies

Physics in Minecraft

by
5.8M Downloads
fabricforgegame-mechanicslibrary
Rent Server with this Mod

About this Mod

Valkryien Skies 2 is in BETA. It's generally stable and you can play with it, but we haven't even reached 1% of our full potential!

Valkyrien Skies

Website | Discord | GitHub

Blocks that move. Blocks that scale. Blocks with physics. Mini ships. Huge ships. With Valkyrien Skies, not even the sky is a limit.

Notice: Valkyrien Skies is a library mod, you need to download an add-on to use it in ordinary gameplay. If you don't have any in mind, try out Eureka!

Buoyancy?

You betcha. If your ship is light enough, it floats!

Everything Collides

Ship to ship. Ship to world. Ship to player. Ship to entities. Valkyrien Skies integrates seamless into vanilla.

Oh, right. It also supports Create

Your favorite Create machines just got mobile! And this is just the first of many integrations for many popular mods to come.

Available Versions

[Forge 1.20.1] v2.4.11release
MC 1.20.1forge
April 10, 2026
[Fabric 1.20.1] v2.4.11release
MC 1.20.1fabric
April 10, 2026
[Forge 1.20.1] v2.4.10release
MC 1.20.1forge
February 2, 2026
[Fabric 1.20.1] v2.4.10release
MC 1.20.1fabric
February 2, 2026
[Forge 1.20.1] v2.4.9release
MC 1.20.1forge
January 19, 2026

How to Install Valkyrien Skies on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.20.1).

3

Install Mod

Open the mod browser in the dashboard and search for "Valkyrien Skies". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabricforge

Minecraft Versions

1.20.1, 1.19.2, 1.18.2 (+2 more)

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Valkyrien Skies 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 Valkyrien Skies compatible with fabric and forge?

Valkyrien Skies officially supports fabric, forge for Minecraft 1.20.1, 1.19.2, 1.18.2. 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 Valkyrien Skies – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Valkyrien Skies 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.

Rent Modded Server

Install Valkyrien Skies with just one click on your server.

Recommended RAM
4 GBfrom €5.2/mo
Minimum 3 GB | per 8 players
Create Server Now
1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

License
GNU Lesser General Public License v3.0 only
Server-side
Required

Supported Versions

1.20.11.19.21.18.21.16.51.12.2