Yantra (यन्त्र) is a geometrical diagram, mainly from the Tantric traditions of the Indian religions. Yantras are used for the worship of deities in temples or at home; as an aid in meditation; used for the benefits given by their supposed occult powers based on Hindu astrology and tantric texts. They are also used for adornment of temple floors, due mainly to their aesthetic and symmetric qualities. Specific yantras are traditionally associated with specific deities and/or certain types of energies used for accomplishment of certain tasks, vows, that may be materialistic or spiritual in nature. It becomes a prime tool in certain sadhanas performed by the sadhaka the spiritual seeker. Yantras hold great importance in Hinduism, Jainism, and Buddhism.

Shakti is the fundamental cosmic energy and a central deity within Shaktism, a significant theological tradition of Hinduism. Representing dynamic forces that permeate the universe, Shakti embodies feminine energy and is often depicted as the consort of Shiva. In this tradition, Devi, the Goddess, is regarded as the Supreme Brahman herself, with all other divine forms seen as her manifestations. The worship of Shakti entails a diverse array of goddesses, including Durga, Kali, Parvati, and Tripura Sundari, each representing unique facets of her power.