Agamas are canonical texts of Jainism

Jainism

Jainism is an Indian religion that prescribes a path of non-violence towards all living beings. Its philosophy and practice emphasize the necessity of self-effort to move the soul towards divine consciousness and liberation. Any soul that has conquered its own inner enemies and achieved the state...

 based on Mahavira

Mahavira

Mahāvīra is the name most commonly used to refer to the Indian sage Vardhamāna who established what are today considered to be the central tenets of Jainism. According to Jain tradition, he was the 24th and the last Tirthankara. In Tamil, he is referred to as Arukaṉ or Arukadevan...

’s teachings. Mahavira’s preaching were orally compiled by his disciples into various Sutra

Sutra

Sūtra is an aphorism or a collection of such aphorisms in the form of a manual. Literally it means a thread or line that holds things together and is derived from the verbal root siv-, meaning to sew , as does the medical term...

s (texts) which were collectively called Jain canonical or Agamic literature. Traditionally these sutras were orally passed on from teachers (acaryas or gurus) to the disciples for several centuries. The scholars date the composition of Jain agamas at around 6th to 3rd century BCE.
While some authors date the composition of Jain Agamas starting from 6th century BCE , noted indologist Hermann Jacobi

Hermann Jacobi

Hermann Georg Jacobi was an eminent German Indologist.-Education:Jacobi was born in Köln on 11 February 1850...

 holds that the composition of the Jaina canon would fall somewhere about the end of the fourth or the beginning of the third century BCE The general consensus amongst scholars is that the earliest portions of Jain canons were composed around 4th or 3rd century BCE.