PlanetScale is a database company that provides a cloud-native database-as-a-service (DBaaS) platform. The company's platform is based on the open-source Vitess project, which was originally developed at YouTube to scale MySQL databases. PlanetScale's platform enables developers to build and scale applications without worrying about database management. The company was founded in 2018 and is headquartered in San Francisco, California. PlanetScale has raised $22.2 million in funding to date.