Custom maps

ETS Map Pack:
http://www.ets-clan.co.uk/viewtopic.php?f=32&t=209
Direct link:
http://swat4.tk/download/maps/ETS_COOP_Custom_Maps_v5.0_Exclusive.zip


Mega Map Pack:
https://www.moddb.com/games/swat-4/addons/mega-map-pack
Direct link:
http://swat4.tk/download/maps/MegaMapPack_v3.0.7z


Small Map Pack:
https://www.moddb.com/games/swat-4/addons/swat4-small-map-pack
Direct link:
http://swat4.tk/download/maps/SWAT4_Small_Map_Pack.7z

List of custom maps installed on swat4.tk servers:
http://swat4.tk/maps-on-the-servers/