OpenCV courses can help you learn image processing, computer vision techniques, and object detection. You can build skills in feature extraction, image manipulation, and real-time video analysis. Many courses introduce tools like Python and C++, along with libraries such as NumPy and Matplotlib, to help you implement algorithms and visualize data effectively. You'll also explore applications in areas like facial recognition, augmented reality, and autonomous vehicles, enhancing your understanding of how to leverage AI in practical scenarios.