configure (something like) Atom

Atom was a cool text editor but is now discontinued .

If you are looking for something like Atom, check out Sublime Text.

If you want IDE + text editor at the same time, check out VS Code

install add-ons on Atom [DEPRECATED]

edit -> preferences

install:

language-ansi-styles
language-cmake
language-msg
atom-ros

install add-ons on Sublime Text

Preferences -> Package Control -> Install Package -> "package name"

Useful packages:

MarkdownLivePreview