Play Undisclosed OT on Linux

Download our ready-to-play Linux client. The server address and matching Tibia 15.25 assets are already configured.

Download Linux client (64-bit)   SHA-256 checksum

Tested on Ubuntu 24.04 with OpenGL graphics.

Start playing

1. Create your account and a character. If you already have an account, use its email and password.
2. Download and extract undisclosed-linux.tar.gz.
3. Open a terminal in the extracted undisclosed-linux folder and run ./play.sh.
4. Log in with your account email and password, select your character, and enter the game.

You can also extract and launch it from a terminal:

tar -xzf undisclosed-linux.tar.gz
cd undisclosed-linux
./play.sh

If Linux reports “Permission denied”, run chmod +x play.sh otclient and try again.

No IP changer is needed. This client is configured for undisclosed.name using secure HTTPS login.