The Grease Pencil development team's enthusiasm is only rivaled by the bustling community around the revolutionary toolset, one that is happy to share its experience and files (which is basically experience in a .blend format).
https://twitter.com/_pepeland_/status/1429736958939607043
The extensive Grease Pencil files library has just been bolstered with new entries by artists Susanne Weise, Andrey Buniakov, Gakutada, and Łukasz Rusinek. Check out all the downloadable Grease Pencil scenes and more resources on the links below.