Companion Cube Demo

Play as the companion cube, inspired in the game Portal. Solve puzzles by doing parkour and interacting with the environment.

Disclaimer: This is an unofficial fan-made game inspired by the style of Valve's games. It is not affiliated with, sponsored, or approved by Valve Corporation. Portal is a trademark of Valve Corporation, and all related rights are owned by Valve.

All game assets were created by me or sourced from public domain (CC0) materials, with the sole exception of the main menu background, which was generated using artificial intelligence.