SAN FRANCISCO—At the Game Developers Conference Monday, Roblox rolled out a new set of AI tools designed to let the company's millions of player-creators create usable game code and in-game 2D ...

Notably, Roblox plans to open-source its 3D foundation model, allowing developers and even competitors to use and modify it. But it's not just about giving back—open source can be a two-way street.

Both will roll out to Roblox Studio developers in the coming weeks. “… Some creators know how to code, but may have limited experience creating high-fidelity 3D models.