The Gelug Tradition was not included amongst these formative traditions because it was not in direct receipt of any of the tantric traditions from India but was a later synthesis of the already mentioned traditions in Tibet.
Many Vajrapani practices come from the Charya Tantra
(2). Practices such as Mahavairochana and Vajrasattva come from Yoga Tantra
(3). These Tantra have Generation Stage Yoga (Tib. kyerim), with various degrees of self-recognition as a deity, but do not have Perfection Stage (Tib. dzogrim) and do not teach advanced yoga practices.
It is said that only the
In Sarma the Highest Yoga Tantra is Anuttarayoga and divided into three catagories of emphasis, Method-Father Tantra, Wisdom-Mother Tantra and Non-dual Tantra emphasizing equally the aspects of the Method and Wisdom Tantra.
Wisdom Tantra is focused on realizing the truth body (dharmakaya) of a buddha by using the actual Clear Light consciousness, a subtle consciousness within each and every living being. Both systems employ the two - Generation and Perfection Stage Yoga. Below are the titles of some of the more important of the various Tantra texts from each of the (Buddhist) four Tantra classifications.
"The Anuttarayoga, Father Method Tantra of the Mahayoga are the Guhyasamaja Root Tantra, the Eighteen Chapter Fundamental Tantra, the Explanatory Tantra Vajramala, Sandhivyakarana, Chaturdevi Paripriccha, Vajrajnana Samucchaya, [etc.], Vajrabhairava, etc..
The Anuttarayoga, [[Mother] Wisdom Tantra]] are Chandraguhyatilaka, Chaturpita, the Explanatory Tantra Mantra Amsa, Mahamaya, Buddhakapala, Vajra Amrita, the Chakrasamvara Root Tantra, the Explanatory Tantra Abhidhana, Vajradaka, Dakarnava, Yoginisancharya, Heruka Abhyudaya, Varahi Abhidhanata, Chatur Yogini Samputa Tantra, [etc.].
The Anuttarayoga Non-dual Tantra are the Hevajra Root Tantra [in Two Sections, the Fundamental Tantra Mahamudra Tilaka, the Explanatory Tantra Vajrapanjara, Jnana Tilaka, Tattvapradipa, Guhyapradipa, [etc.], Vajra Arali, Rigi Arali, Shri Mahakala Abhidhanata, [etc.], the Short Kalachakra Tantra, Shekaprakriya, the Four Chapter Achala Tantra, the Lord of All Explanatory Tantra - the Samputa in ten sections together with the Fundamental Tantra, [etc.].
The Secret Mantra Action Tantra Charya are the Maha Vairochana Abhisambodhi Tantra, Arya Manjushri Root Tantra, [etc.]. [The Performance Tantra Kriya are too numerous to list here. (See Kriya Tantra)].