Vim. Plugins

Plug in manager: https://github.com/junegunn/vim-plug

Markdown: https://github.com/suan/vim-instant-markdown

Nerdtree

https://code.tutsplus.com/tutorials/vim-essential-plugin-nerdtree--net-19692
Installed with pacman.
Start nerdtree

:NERDTree  

Open any file by typing o, or with the more convenient alias, the Enter key.

Menu

Press the letter m to bring up a menu that will allow you to quickly add, move, copy, and delete nodes (or files). So, for example, if I want to create a new html file within a particular directory, I can type ma newfile.html.

Tagbar

Installed with pacman.
Start tagbar

:Tagbar

Vim-airline

Installed with pacman.