You can think of Eshell as a Unix shell that is 100% customizable, and those customizations are done in a very high level language like Elisp, not in C. Sometim

You can think of Eshell as a Unix shell that is 100% customizable, and those customizations are done in a very high level language like Elisp, not in C. Sometimes it's great to use macros in a shell script. Yes, it can be used for running scripts: https://github.com/emk/eshell/blob/master/em-script.el https://github.com/emk/eshell/blob/master/em-script.el