LMS Feature Implementation Status

CTAT can be deployed on several Learning Management Systems (LMSs). Here is a table summarizing integration in each:

Feature	Tutorshop	SCORM	LTI	Custom-OLI	Custom-XBlock	Proposed GIFT
LMS can invoke tutor	yes	yes	yes	yes	yes	proposed
Tutor can appear within LMS page	in iframe	in iframe	in iframe	in iframe	in iframe	in iframe
LMS stores tutor files	yes	yes	no	yes	no	proposed
LMS can control tutor’s outer loop	yes	yes	yes	yes	yes	proposed
LMS can modify tutor’s inner loop	no	no	no	instructor mode	no	proposed
LMS and tutor share student models	yes	no	no	no	no	proposed
Tutor can save and resume incomplete problems	yes	yes	yes	yes	yes	proposed
Instructors can review student work on a tutor	no	no	no	yes	no	proposed
Tutor can pass grades, etc. to LMS’s gradebook	yes	yes	yes	yes	yes	proposed