It seems is only pure text (no support for image extensions of a terminal, just a link to the image), based on this: https://github.com/taf2/mdvi/blob/master/src/renderer.rs
It looks nice and clean code.
find . \( -path '*/vendor/*' -or -path '*/.git/*' -or -path '*/node_modules/*' \) -prune -or -type f -name "*.md" -print | fzf | xargs lnav
In the above command, the find command excludes directories such as "vendor" (golang), ".git" (git) and "node_modules" (nodejs). The lnav itself provides the markdown support https://lnav.org/2022/08/06/markdown-support.htmlit can echo images with kitty image protocol, and streams the output, which I use to show LLM output as it arrives
It doesn't handle paging - you can pipe it to `less` or whatever pager for that
Charm Glamour with a view port uses basic vi keybinds as well
(not to poo on OP - I dig a clean TUI renderer, I have BAT installed for a reason)