Maps & Deck Plans
Galaxy & Planetary Maps
The Galaxy
SWGalaxyMap ⬟ by Henry BernBerg - This map is the bomb. Has sectors, hyperlanes, and all the planets link Directly to their wookiepedia articles.
Galaxy Map by Willem Robert van Hage
Planets
96 Planetary Maps ⬟ by Kevlar
⬟ - Editor's Choice
Deck Plans
EotE Deck Plans by Peter Thompson
Sci-Fi Ship Deck Plan Drawing Tool by Newt Blueprint Builder
Individual Ships
Battle Maps
Jyrene Base and 2 by Jasper
Ootini Map Index of 100s of SWTOR Maps
Star Wars Grid Maps for Minis by French Miniature Fan Community
166 Fallen Order Battle Maps by /u/jaredisle on the SW Map Reddit
Star Wars Battle Maps by StarWarsMaps.blogspot.com
Star Wars Tileset for Dungeon Painter Studio by "Antilles"
The Jedi Temple from Force & Destiny without logos: No room labels / Room labels by Jasper ES
Tutorials
Map Building Tutorial by Pryze Gaming - Using Map Tile Sets and Photoshop to build maps
Map Creators & Assets
Miska's Maps - Maps and assets for Star Wars, Star Finder, and more TTRPGs
PufferFishGuy Art– Maps and assets for Star Wars
SWTOR-style Assets for Map Creation by Jasper
DUNGEONDRAFT
Originally a map maker built for games in the fantasy variety, there are a number of asset packs that enable Star Wars map-making
Imperial Conglomerate Asset Pack originally made by PufferFishGuy Art translated to Dungeondraft by Kael_Heron
Star Wars Dungeondraft Asset Pack by Zalkenai
Sci-Fi Asset Pack by Zalkenai
Sci-Fi Asset Pack by Gnome Factory (Patreon with Sampler)
Lots more sci-fi themed packs here!