1. Edith Stein Gesamtausgabe, (ESGA), published by Herder. The ESGA has replaced the ESW as the now standard critical edition with 27 volumes. (Violet edition): Link here
2. Eighteen volumes of the series Edith Steins Werke (ESW) have appeared since 1950. The publisher is Herder in Freiburg. Volume 10 is a biography of Stein by Romaeus Leuven. (Yellow edition) Link here.