It is notable as the earliest extant commentary on any of Aristotle's works.

Adi Shankara's is the earliest extant commentary on the Brahma Sutras.

With the exception of Zhu Xi's work, all extant commentaries to the Cantong qi written through the Yuan period (1279-1368) are related to the Taoist alchemical traditions.

The narrator describes how the story told is a composite of extant commentaries and translations of the works of the original story teller.

The so-called Anonymus Aurelianensis III from the second half of the twelfth century is the first extant Latin commentary, or rather fragment of a commentary.

The first extant metrical commentary on this Upanishad was written by Gaudapada, before the time of Adi Shankara.

The first extant commentary on The Book of Judith is by Hrabanus Maurus (9th century).

The Yoga-Bhashya, the oldest extant commentary on the Yoga-Sutra offers the following fourfold classification of yogis:

In addition, a second extant commentary on Porphyry's Isagoge was falsely ascribed to Elias.

The oldest extant commentary on this work is a Sanskrit commentary (Dipika or 'Elucidation') by Sri Vidyaranya.