Along the same lines, I made a command line calculator that does basic unit conversions, and has a few other tricks up it's sleeve https://github.com/seligman/

Along the same lines, I made a command line calculator that does basic unit conversions, and has a few other tricks up it's sleeve https://github.com/seligman/human_calc https://github.com/seligman/human_calc I find it surprisingly useful. It's probably one of those things that has an audience of one, but I find it useful.