Amidst the delay of Grand Theft Auto VI, a Roblox gardening game, 'Grow a Garden,' has become a global sensation. Created by a 16-year-old, it boasts over 21 million concurrent players, surpassing ...

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 ...