Hello Aspirant.

Most universities/colleges offer diploma courses nowadays. If you want to seek information about a diploma in a specific field, kindly mention it. Generally, these are the top colleges/universities offering diploma courses - :

1) Indira Gandhi National Open University, Delhi

2) Jamia Milia Islamia, Delhi

3) SRM University, Chennai

4) Maharaja Sayajirao University, Baroda

etc.

Hope you find this useful. All the best for your future endeavours.