Are there good alternative therapies for borderline personality disorder?

I don't know: First, alternative to what? Many drugs have been found to be effective but none has stood the test of time. Part of the problem may be that "borderline personality disorder" is heterogeneous. Psychotherapies have helped, especially a form of behavioral therapy.

Not that I am aware : Of. The major problem is in interpersonal relationships, so the hallmark of treatment is developing a more healthy relationship with a therapist and dialectic behavioral therapy for the self harming behaviors.

DBT: Dbt, or dialetic behavioral therapy, formulated and developed by marsha linehan, pH.D. Is currently though of as being very effective. Just about the biggest goal of this kind of therapy for this kind of disorder is to maintain boundaries.