The 26-year old has played 101 AFL games after being selected with Pick No.81 in the 2012 AFL Draft.
The club released a statement on Friday afternoon confirming that he will exercise his free agency rights.
“Rory is a quality person, popular and highly respected by everyone at our Club,” Crows Head of Football Adam Kelly told the club website.
“We respect and appreciate his honesty in coming to us and putting forward his intentions.
“After a great deal of thought and discussion, we mutually agreed that it is best for Rory to be released from his commitments at the club.
He is set to become an unrestricted free agent.
Atkins will explore his options at the end of the season #weflyasone