One of the hakpaks used in the Premium Module, Pirates of the Sword Coast. BioWare has made it freely available to the community and it includes a ton of new stuff such as tilesets, and models. Here's a list from Realms_of_Mythology looking at the names of the files contained in the hak.
Armor Models - 122 (not all races have all models)
2 feet (213 and 214)
2 hands (209)
1 shin (218 and 219)
Inventory Icons - 5
2 misc medium (150 and 151)
1 misc small (100)
2 misc thin (100 and 101)
Portraits - 99 (not all portraits have all five sizes)
Various Creatures - 11
Placeables - 72
Female Elf - 2
Male Elf - 2
Male Gnome - 1
Human Female - 3
Human Male - 6
Humanoid Monsterous Male - 1
Humanoid Reptilian Male - 1
Sound Files - 99
City Exterior Tiles - 35
Castle Interior Tiles - 1
Other Tileset Tiles (guessing based on file name)
tdt - 173
ttz - 472
Visual Effect Models - 12
Weapons
Club - 5 and 6
Quarterstaff - 5
Short Spear - 1 to 4 (bottom only)
Trident?? - 1