Unstable Portals

Unstable Portals

This mod will cause Nether portals to collapse if they are further than a specified distance. The distance can be specified in the config.

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23 Downloads
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Rent Server with this Mod

Screenshots

broken portal
breaking the portal

About this Mod

  • This mod will cause Nether portals to collapse if they are further than a specified distance.

  • The distance can be specified in the config. (default 10000)

  • The mod is completely server-side.


  • Этот мод заставит порталы в Нижний мир разрушаться, если они находятся на расстоянии, превышающем заданное.

  • Расстояние можно указать в файле конфигурации. (по умолчанию 10000)

  • Мод полностью работает на стороне сервера.


broken portal


Available settings in the config:

setting description
Overworld limit The distance after which portals stop working and fail
Nether limit scale Determines the distance limit in the Nether (Overworld limit / Scale)
Display message A message (warning) that will appear above the hotbar
Probability of obsidian replacement The probability of replacing ordinary obsidian with crying obsidian

Spoiler

Это мой первый мод . . .

Available Versions

1.0.1release
MC 1.20, 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6fabric
April 20, 2026

How to Install Unstable Portals 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 (1.20.6).

3

Install Mod

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

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.20.6, 1.20.5, 1.20.4 (+4 more)

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Unstable Portals 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 (1.20.6). You can switch loaders with one click in the panel.

Is Unstable Portals compatible with fabric?

Unstable Portals officially supports fabric for Minecraft 1.20.6, 1.20.5, 1.20.4. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Unstable Portals – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Unstable Portals 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 Unstable Portals with just one click on your server.

Recommended RAM
4 GBab €8/mo
Min. 3 GB | +1 GB pro 8 Spieler
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NVMe SSD Storage
DDoS Protection included

Details

License
MIT License
Server-side
Required

Supported Versions

1.20.61.20.51.20.41.20.31.20.21.20.11.20