Answer

There is no single, officially recognized “Esoteric Jain school” in the same way that some other religions may have formal esoteric or mystical schools.

In Jain Dharma, the main traditions are generally understood as:

• Digambara
• Śvetāmbara

Within these, there are further sects and sub-traditions.

Explanation

If by “esoteric Jain school” you mean hidden, secret, mystical, or tantric teachings within Jainism, then the answer needs care.

Jain Dharma does have:

• Deep meditative practices
• Mantras and sacred recitations
• Ritual traditions
• Advanced philosophical teachings about soul, karma, liberation, and reality
• Devotional practices connected with Tirthankars, Yakshas, Yakshinis, and protective deities

However, these should not be confused with a separate “esoteric Jain school.” They are usually part of broader Jain practice and tradition, not an independent school with a separate doctrine.

Spiritual Understanding

The deepest “inner” teaching of Jain Dharma is not secrecy, but purification of the soul through:

• Samyak Darshan — right faith
• Samyak Jnan — right knowledge
• Samyak Charitra — right conduct

The true spiritual path in Jainism is based on self-discipline, non-violence, detachment, karma-shedding, and realization of the pure soul.

Takeaway

Jainism has profound inner spiritual teachings, mantras, meditation, and ritual traditions, but there is no universally accepted separate tradition called the “Esoteric Jain school.” The authentic Jain path remains centered on right faith, right knowledge, right conduct, ahimsa, tapas, and liberation of the soul.