Its a small mod, which adds two new npc's with market stalls and some living area to the east side of the balmora river, near the north wall.
This small mod, adds two vendors to Balmora. To install extract download into morrowind\data files like most morrowind mods. Now start morrowind launcher click data files, enable balmora market. Press play, travel to Balmora, cross the river , head to the north wall and your here at the stalls.