ImgOps - Image Operations
ImgOps is a meta-tool: 1.) Enter an image. 2.) Choose an online image utility.
progress bars for the terminal with PV (Pipe Viewer)
pv gives you a progress bar for your task, based on either the number of bytes it's seen, or the number of newline characters that have come through. It can show you an ETA based on the information it's seen. It can even show you the current rate of throughput, and/or the average rate of throughput.