Gates to Buddhist Practice - Essential Teachings of a Tibetan Master — by Chagdud Tulku

Presents traditional Tibetan Buddhist wisdom, offering methods for reducing anger, attachment, ignorance, jealousy and pride, and effortless meditation.

The Dark Red Amulet - Oral Instructions on the Practice of Vajrakilaya — by Palden Sherab and Tsewang Dongyal

This work presents the Vajrayana practice of Vajrakilaya according to the oral transmission lineage of the great seventeenth-century treasure-revealer Tsasum Lingpa.

Tara's Enlightened Activity - An Oral Commentary on the Twenty-One Praises to Tara — by Palden Sherab and Tsewang Dongyal

Includes lots of advice on how to do the Tara practices by two exemplary Nyingma teachers.

The Buddhist Path - A Practical Guide From the Nyingma Tradition of Tibetan Buddhism — by Palden Sherab and Tsewang Dongyal

Explanations and methods that reveal how the mind functions and what its essence is.

Ancient Wisdom · Nyingma Teachings on Dream Yoga, Meditation, and Transformation — by Gyatrul Rinpoche

Three Dzogchen root texts with commentaries. An indispensable handbook for practitioners at all levels of experience.

A Fearless Heart — by Thupten Jinpa

This book shows us how to train our compassion muscle to relieve stress, fight depression, improve our health, achieve our goals, and change our world.

The Introduction To The Commentary On The Great Perfection · The Nature of Mind, The Easer of Weariness Called The Great Chariot — by Longchenpa

Dzogchen or ati is the tradition that this teaching is part of, and also its fruition.

Tilopa's Mahamudra Upadesha - The Gangama Instructions With Commentary — by Sangyes Nyenpa

This book offers the reader a window into the oral transmission of these instructions, given in a traditional Tibetan context by one of the Kagyu lineage's most learned and accomplished contemporary masters.

Ornament of Stainless Light - An Exposition of the Kalacakra Tantra — by Khedrup Norsang Gyatso (Library of Tibetan Classic - volume 14)

The Kalacakra texts present an amazingly detailed theory of cosmology and astronomy, especially about the movements of the various celestial bodies.

Visuddhimagga - The Path of Purification - The Classic Manual of Buddhist Doctrine and Meditation  by Buddhaghosa

One of Buddhism's foundational texts, a systematic examination and condensation of Buddhist doctrine and meditation technique.