There are a plenty of Osho Literature for us to go through.

Here are the lists of English and Hindi books for starting with.

English Books

First 5 Books

1. The Great Challange
2. I am the Gate
3. Meditation: the Art of Estacy
4. Meditation: First and Last freedom
5. Autobiography Of Spiritually Incorrect Mystic.

Other Recommended Readings

• The Book of Secrets (Vigyan Bhairav Tantra)
• My Way, the Way of the White Clouds
• Tantra: the Supreme Understanding
• The Diamond Sutra
• The Heart Sutra
• The Golden Future
• The Ultimate Alchemy
• From Sex to Superconsciousness
• Glimpses of Golden Childhood
• From Medication To Meditation.

  Hindi Books

 First 5 Books

1. Sadhana Path
2. Jin Khoja Tin Paiya
3. Dhyan Vigyan
4. Mein Kahata Aakhan Dekhi
5. Shiva Sutra

Other Recommended Readings

• Sambhog Se Samadhi Ki Aur
• Mein Mrityu Sikhata Hun
• Siksha Mein Kranti
• Naye Samaj Ki Khoj
• Sarvasar Upanishad
• Geeta Darshan
• Sadhana Sutra
• Es Dhammo Sanantano
• Marau He Jogi Marau
• Dhyan Sutra