Can you tell me if there are alternatives to cutting myself?

Yes - you will learn. Them in treatment. Obtain comprehensive psychological evaluation (psychologist or a psychiatrist). You may need meds. If your cutting is associated w substance abuse – detoxification, 12 step program or rehabilitation may be needed. Talking therapy is necessary. Find a therapist in your area who does dialectic behavioral therapy (dbt). It is the gold standard. You’ll learn new ways to cope.