Grease Pencil: Design is a Blender add-on that adds graphic design features to Grease Pencil, including align, distribute, arrange, bevel, & more.
Grease Pencil From Mesh - Blender Market
Create 11 stunning Blender projects, SESSIONS Vol 1
Grease Pencil Status Update — Developer Blog
10 Grease Pencil Addons That You Probably Missed
Products - Blender Market
Products - Blender Market
Grease Pencil From Mesh - Blender Market
New Grease Pencil in Blender 2.8 Alpha
Blender Grease Pencil Addon l Sketchn'Carve