IB is the abbreviated for of the International Baccalaureate.The IB programme was founded by International Baccalaureate Organisation .It was came into existence in the year 1968 . It includes following 3 following educational programmes:

PYP: The Primary Years Programme (Kindergarten to Class 5)
DP: The Diploma Programme (Class 11 to Class 12)
MYP: The Middle Years Programme (Class 6 to Class 10)

Below the list of few other IB schools located in India is given.
American School of Bombay Mumbai, Maharashtra
DRS International School Hyderabad
Bangalore International School Bangalore
American International School Chennai
Canadian International School Bangalore
Chinmaya International Residential School Coimbatore - Tamil Nadu
Amity Global School Gurgaon - Haryana
DPS International Pushp Vihar Saket/New Delhi
Choithram International Indore - M.P.
American Embassy School New Delhi
Dhirubhai Ambani International School Mumbai, Maharashtra
Ahmedabad International School Ahmedabad - Gujarat