Image processing techniques for offline handwritten recognition

India is a country where many languages exist. Major languages of India are written in Devnagari script like Marathi, Bangla, Hindi, Sanskrit, or Nepali etc. In the world, the third most popular language is Hindi. In the era of computers, the need of recognizing printed as well as handwritten information has become a vital part. Significant improvement has been seen in the area of offline script recognition in Devnagari script. In this review paper, feature extraction and classification techniques are reviewed and the comparison of various techniques is done on the basis of accuracy.