Susam Pal <susam.pal@gmail.com> writes:

> Hello!
>
> I am the author and maintainer of a new package named Devil. This package
> intercepts keystrokes entered by the user and applies translation rules to
> translate the keystrokes into Emacs key sequences. It supports three types
> of rules: special keys that map to custom commands that are invoked
> immediately prior to any translations, translation rules to translate Devil
> key sequences to regular Emacs key sequences, and repeatable keys to allow
> a Devil key sequence to be repeated by typing the last keystroke over and
> over again using a transient map.
>
> See the README at https://github.com/susam/devil for more details.

Looks interesting, here is a diff with a few comments: