Scratch Project.sb3 -

: Competitions or school assignments often require you to attach the .sb3 file as part of a formal submission process.

If by "feature" you meant highlighting a project on your profile, you can do this directly on the Scratch Website: Navigate to your page. Hover over the large project box in the center. Scratch Project.sb3

: Preparing the .sb3 file is the first step for tools like Scratch2Godot , which allow you to port Scratch logic into the Godot Game Engine. : Competitions or school assignments often require you