Major Nelson of Xbox announced that Project Spark is now in Open Beta on Xbox One. The original Open Beta and video reveal was made at the beginning of the month.
All you have to do to get started, is to search for “Project Spark” in the Xbox One store and then install the game. Once the installation is complete, launch the game and start creating to your heart’s content.
Let us know if you’ll be creating today on Project Spark.
Source: Major Nelson