An obstacle-avoiding robot car built with Arduino Uno, ultrasonic sensor, motor driver, and DC motors. The system detects obstacles in real-time and navigates autonomously by changing direction to avoid collisions.
A voice-controlled home automation system using Arduino, NodeMCU, and the Alexa platform. Allows users to control appliances, lights, and fans with simple voice commands, with real-time feedback and mobile app integration.
A touchless human-computer interaction system built with Python, OpenCV, MediaPipe, and PyAutoGUI. Tracks hand landmarks via webcam to control mouse cursor movement, left/right clicks, and scrolling — all with hand gestures.