Roblox 

Roblox Corporation develops and operates an online entertainment platform. The company offers Roblox Studio, a free toolset that allows developers and creators to build, publish, and operate 3D experiences, and other content; Roblox Client, an application that allows users to explore 3D digital world; Roblox Education for learning experiences; and Roblox Cloud, which provides services and infrastructure that power the human co-experience platform. It serves customers in the United States, the United Kingdom, Canada, Europe, China, the Asia-Pacific, and internationally. The company was incorporated in 2004 and is headquartered in San Mateo, California.