vim

I don’t use vim. I use the better vim.

Syntax Highlighting

set filetype=html

Movements

Converting bunch of spaces into new line

:%s/\s\s+/^M/g (1)
1 To type ^M, hit CTRL+V then CTRL+M.

This will turn the example below

NixOS      Arch Linux        Debian              Mint
Ubuntu       ParrotOS              Tumbleweed
Gentoo

into

NixOS
Arch Linux
Debian
Mint
Ubuntu
ParrotOS
Tumbleweed
Gentoo