firefox browser or you can use other browser but you have to download the web driver of that browser and also have to do a little change in the code. So, that the code will execute using that browser.
python3 main.py
Using this python file you can download 1000+ of images from Google,Yahoo and Bing just by typing the image name you want to download. This can be useful in Deep Learning to collect dataset of images to train the model to learn how different things look using image recognition. This program uses threading and multiprocessing. So, downloading will be very fast.