After installing Atom, go to Atom -> Preferences -> + Install to install the following packages.
use ctrl-tilde to open terminal -platformio-ide-terminal
use ctrl-shift-m to preview
- language-markdown
- markdown-preview-plus
- atom-latex
- latex
- language-latex
- pdf-view
- latex-wordcount
- latex-hyperclick
- latex-autocomplete
- linter
- linter-spell
- linter-spell-latex