Systems / Layers is the fifth release and final LP of the instrumental group Rachel's. It was released October 7, 2003 on Quarterstick Records. The album is a collaborative dance/theater piece with the New York ensemble SITI Company.
Initial critical response to Systems/Layers was positive. At Metacritic, which assigns a normalized rating out of 100 to reviews from mainstream critics, the album has received an average score of 81, based on 14 reviews.