SecretRooms-Unofficial

SecretRooms-Unofficial

Secret Rooms mod, now ported to 1.20.1, 1.21.1 by bay4lly! Features fully functional camouflage blocks, Ghost Blocks, and hidden Redstone. Optimized rendering and bug-free performance for the ultimate stealth experience. Unofficial & high-performance.

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10.7K Downloads
forgeneoforgedecoration
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Screenshots

Creative Tab

About this Mod

Ever wanted to hide your diamonds in plain sight? Or build a secret base that only you can enter? Secret Rooms adds a variety of blocks that camouflage themselves to the surrounding world. They look like normal blocks but have extraordinary functions.

This version is a clean, dedicated port to 1.20.1,1.21.1, ensuring compatibility with modern modpacks and fixing long-standing rendering issues from previous versions.

✨ Key Features

  • Ghost Blocks: Look solid, but you can walk right through them!
  • One-Way Glass: See the world while remaining hidden.
  • Secret Levers & Buttons: Perfectly hidden triggers for your redstone contraptions.
  • Secret Clamber: Invisible ladders for vertical escapes.
  • Secret Redstone: Fully functional hidden power lines.

🛠️ Installation

  1. Make sure you have Forge 1.20.1 or NeoForge 1.21.1 installed.
  2. Drop the SecretRooms-x.xx.x-Unofficial-xxxxxxxx.jar into your mods folder.
  3. Launch and enjoy!

📜 Credits & Licensing

  • Original Creator: AbrarSyed
  • Previous Maintainer: Wyn Price
  • 1.20.1,1.21.1 Port by: bay4lly

Disclaimer: This is an UNOFFICIAL port. Please do not contact the original authors for support regarding this version. All rights to the original concepts belong to their respective owners.


📞 Links & Support


Available Versions

SecretRooms-Unofficial 20260510release
MC 1.20.1forge
May 10, 2026
SecretRooms-Unofficial 20260201release
MC 1.20.1forge
January 31, 2026
SecretRooms-Unofficial-20260128_brelease
MC 1.20.1forge
January 28, 2026
SecretRooms-Unofficial-20260128release
MC 1.20.1forge
January 27, 2026
SecretRooms-Unofficial-20260118release
MC 1.20.1forge
January 18, 2026

How to Install SecretRooms-Unofficial on Your Server

1

Order Server

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

2

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.21.1).

3

Install Mod

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

Compatibility

Mod Loaders

forgeneoforge

Minecraft Versions

1.21.1, 1.21, 1.20.4 (+4 more)

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

SecretRooms-Unofficial server crashes on startup – what to do?

Most common cause: wrong forge 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 SecretRooms-Unofficial compatible with forge and neoforge?

SecretRooms-Unofficial officially supports forge, neoforge for Minecraft 1.21.1, 1.21, 1.20.4. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with SecretRooms-Unofficial – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if SecretRooms-Unofficial 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 SecretRooms-Unofficial 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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1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

License
GNU General Public License v2.0 only
Server-side
Required

Supported Versions

1.21.11.211.20.41.20.31.20.21.20.11.20