* A prominent pan-Indian, śākta (Goddess-oriented) lineage which prospered in Kashmir, largely due to the gnosticized adaptation of its ritual praxis by Abhinavagupta.
* Central revealed scriptures include the Siddhayogeśvarīmata, the Mālinīvijayottara Tantra, and the Parātriṃśikā Tantra.
Trika scriptures (‘divinely revealed’)—
Trika related (human-authored works)—
- Śivasūtra of Vasugupta.
- Śivasūtravārtika (commentary by Bhaṣkara)
- Śivasūtravṛtti (anon. commentary)
- Śivadṛṣṭi of Somānanda, with -vṛtti (commentary by Utpaladeva.
- Parātriṃśikāvivaraṇa (a commentary on the PT by Abhinavagupta)
- Parātriśikāvivṛti (a commentary on the PT by Lakṣmīrāma)