Hedra is a 3D open world game I wrote from scratch while in highschool

Hedra is a 3D open-world game developed by Max Levi, a high school student, from scratch. The game's code is available on GitHub under the project-hedra repository. The repository includes the game's source code, written in C++, and is currently in its pre-ai branch. The game is being showcased on Hacker News, with 14 comments and 60 points.