Dravyānuyoga is one of the four anuyogas in Jain literature. It is the study of reality, substance, and the true nature of the soul and other dravyas.

Simple meaning

• Dravya = substance / real entity
• Anuyoga = exposition / systematic study

So, Dravyānuyoga means: the branch of Jain knowledge that explains the nature of substances and the truth of existence.

What it teaches

It mainly discusses:

• Jīva and ajīva
• Soul and karma
• The six dravyas:

1. Jīva 2. Pudgala 3. Dharma 4. Adharma 5. Ākāśa 6. Kāla

• The eternal and changing aspects of reality
• The path of understanding the soul correctly

Purpose

Its purpose is to help a seeker:

• know the true nature of the soul
• understand bondage and liberation
• develop right faith and right knowledge

In Jain tradition

Dravyānuyoga is considered a deep philosophical and doctrinal study. It forms the basis for understanding Jain metaphysics.

If you want, I can also explain the four anuyogas in Jainism in a very simple way.