I made a Procreate Brush Pack for DMs who want help making maps! (Link below) : r/DnDart
Mapmaking Brush Free Demo [Set of 10]
World & Regional Cartography Ultimate Brush Pack – Deven Rue
Cartography brushes for GIMP | OpenGameArt.org
108 Map Making Brushes - Photoshop brushes
108 Map Making Brushes - Nature Photoshop Brushes | BrushLovers.com
Photoshop Map Brush V.2 by gogots on DeviantArt
Fantasy Cartography Brushes - Essentials
Liath's Inky Cartography Brushes | I've created a brush set for PS and CSP, for map making! You can find them on gumroad in the description of the post. : u/LiathS
I've created 400+ photoshop brushes for creating hand-drawn style fantasy maps. : r/DnD
Fantasy Map Brush :: Behance
Modern Map Maker Essential Brushes for Procreate & Photoshop — Map Effects
30+ Artistic Photoshop Brushes to Download | Fantasy world map, Map sketch, Fantasy map making