Inner tantras
Inner tantras (Tib. ནང་གི་རྒྱུད་, Wyl. nang gi rgyud)
In the context of the Nyingma school of Tibetan Buddhism, this refers to the three classes of:
In the context of the Sarma schools this refers to the single class of the Anuttarayoga Tantra, which can be sub-divided into: