Some courses are available for English speaking students. These are marked for each offered class:
GREEN indicates, that the class / lectures will be held in English, if required. Course material will be generally understandable for english speaking students.
ORANGE indicates, that the class / lectures will be held in English, if required. Some course material may only be available in german.
RED does not indicate anything. It is how the availability to attend for english speaking students has been signified prior to 2018 ;-).