
Custom Skyboxes
Custom Skyboxes is a mod that allows you to change the sky, clouds, sun, moon, rain, snow, and stars in real time with a texture or GIF with Commands!
Screenshots






About this Mod

Base Command
/customskyboxes <set/biome/reload/clear>
This mod allows you to fully customize the Minecraft sky in real time using textures or animated GIFs stored inside a resource pack.
You can individually replace the sky, sun, moon, clouds, rain, snow, and more for unique visual experiences.
To apply CustomSkyboxes effects to other players, use:
Client Execution Mod
Resource Pack Folder Structure
assets/customskyboxes
customskyboxes/
├── sun
├── moon
├── night_sky
├── day_sky
├── sky
├── clouds
├── rain
└── snow

Why Use CustomSkyboxes?
CustomSkyboxes is perfect for Minecraft map makers, server developers, and content creators who want to create immersive environments and cinematic effects.
With real-time sky customization, you can:
- Create dynamic weather and atmosphere
- Add animated skies using GIFs
- Build unique biomes and dimensions
- Improve storytelling and immersion
- Make maps feel more alive and professional
- Instantly change visuals during gameplay
Whether you're making an adventure map, horror experience, RPG server, or cinematic project, CustomSkyboxes gives you full creative control over the Minecraft sky.
Available Versions
How to Install Custom Skyboxes 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 (1.21.5).
Install Mod
Open the mod browser in the dashboard and search for "Custom Skyboxes". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.5, 1.21.4, 1.21.1
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Custom Skyboxes 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 (1.21.5). You can switch loaders with one click in the panel.
Is Custom Skyboxes compatible with fabric?
Custom Skyboxes officially supports fabric for Minecraft 1.21.5, 1.21.4, 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Custom Skyboxes – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Custom Skyboxes 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.
Similar Mods
Rent Modded Server
Install Custom Skyboxes with just one click on your server.