Hey as per my idea there are various projects available in DRDO and here I am giving you its details

Projects in DRDO
Aeronautics
Other Hindustan Aeronautics programmes
Unmanned aerial vehicles
Armaments
Small arms
Chemical Kit for Detection of Explosives (CKDE)
Explosive Detection Kit (EDK
Artillery systems and ammunition

Products
Pinaka
Nishant
Diagnostic Products for Infection Imaging
Code Programme
Laser Warning Sensors
Explosive Reactive Armour (ERA)
Antenna Systems
Rajendra Radar
Technology for Titanium Sponge Production
MBT Arjun
Bhima
Naval Weapon Systems
Biomedical Devices for Internal Use (Implants)
Technology for Dengue Control
Manipulator Arm
Sanyukta
Sangraha
Pan/Tilt Platform for Vision Systems
Recovery Parachute System
Kaveri Engine
Light Combat Aircraft
MMIC
Integrated Weapon System Simulation
Missiles (Agni, Prithvi, Nag, Trishul, Akash)
EOCM-Class Laser System
Special Materials
All Electric Type Weapon Control System for ICV
Biomedical Devices for External Use
Lakshya
Rapid Quantification & Detection Techniques for Pesticides In Fruits & Vegetables
Air-Borne Telemetry Receiving System
Indigenous X-Ray Industrial Tomography System
Radiation Protection Products
Palmtop Green Microchip Laser Module
FSAPDS, Ammunition
Model-Based Data Fusion
Briefcase SATCOM Terminal