Traditionally, Mañjushrīmītra (Tib. jam dpal bshes gnyen) is said to have classified all the Dzogchen teachings transmitted by his teacher Prahevajra (Tib. Garab Dorje) into three series: Semde (Wylie: sems sde), Longde (Wylie: klong sde), and Menngagde.
Great Auspicious Beauty, one of Seventeen Tantras of Menngagde, styles of meditation and ritual which arose in India around fifth century; Great Auspicious Beauty is described as "teaching how to establish nature of awareness and how to identify basis of confusion and unmistaken wisdom"