Pinaka is a multiple rocket launcher produced in India and developed by the Defence Research and Development Organization (DRDO) for the Indian Army. Pinaka used during the Kargil war. Nag is the fourth generation anti-tank missile developed by the DRDO under the Integrated Guided Missile Development Programme (IGMDP). Lakshya is an Indian remotely piloted aircraft developed by Aeronautical Development Establishment (ADE) of DRDO. Indian Air force had received the aircraft in September 1999 and Indian Navy received its first deliveries in November 2000 .