Mula Sangh (Sanskrit मूलसंघ) is an ancient Jain monastic order . Mula literally means the "root" or the original order.
Mula-Sangh has been the main Digambar Jain order. Today the Digambar Jain tradition is synonymous with Mula Sangha. The great Acharya Kundakunda is associated with Mula Sangh. The oldest known mention of Mula Sangh is from 430 AD.
Mula Sangh was divided into a few branches. According to Shrutavatara of Acharya Indranandi and Nitisar of Bhattaraka Indranandi, Acharya Arhadbali had organized a council of Jain monks, and had given names (gana or sangha) to different groups. The four major groups were