Elfsborg stretched their lead at the top of the Swedish Allsvenska table to seven points with a 1-0 victory over IFK Gothenburg.
Lasse Nilsson scored the only goal after 13 minutes from the penalty spot to maintain Elfsborg's perfect record at home this season.
Kalmar beat Orebro 1-0 to leave the hosts without a win after eight attempts. A sixth-minute strike from Erik Israelsson was enough to separate the two sides.
GAIS scored twice in stoppage time to come from behind and snatch a dramatic 2-2 draw against Mjallby.
Goals from Erton Fejzullahu (60, penalty) and Dominique Kivuvu (85) looked to be enough for the visitors, but substitutes Jakob Olsson and Peter Ijeh struck in the dying seconds to salvage a point.