Using caps2esc with interception-tools offers the optimal keyboard experience for vi/Vim/NeoVim aficionados under Wayland/X/Linux console.

* Dual function Esc/Ctrl key at CapsLock key location * CapsLock function key at Esc key location

This is one of the simplest but hugely useful companion plugin program to mangle evdev data with interception-tools. Basically, xmodmap-like functionality is realized at the kernel level in this way.