Hatha is a yoga concerned with physical and energetically purification and training. Its goal is to bring the physical body into a perfect state of health so the soul has a fitting vehicle of expression to work through. It embraces many practices, including physical postures (asanas) and breathing exercises (pranayama).

Sites about Sahaja Yoga Meditation and the founder of Sahaja Yoga Her Holiness Shri Mataji Nirmala Devi Srivastava

Sant Mat, which translated means "the Holy Path", is inherently a practical path, whose goal is to enable seekers to realize themselves as soul and to find God. A fundamental aspect of this path is regular meditation on inner Light and Sound, also known as Surat Shabd Yoga. The best-known living Master of Sant Mat/Surat Shabd is Sant Thakar Singh.

Tantra is that Asian body of beliefs and practices which, working from the principle that the universe we experience is nothing other than the concrete manifestation of the divine energy of the godhead that creates and maintains that universe, seeks to ritually appropriate and channel that energy, within the human microcosm, in creative and emancipatory ways. (David Gordon White - Tantra in Practice) Tantras are divided into Hindu Tantra Buddhist Tantra Jain Tantra even though there is an overlap between these schools. Information about the Yoga part of Tantra.