Auto-save in Atom Editor
Solution 1:
Yes there is auto save package. You can enable autosave in package settings.
Solution 2:
Just add this to your ~/.atom/config.cson
autosave:
enabled: true
Solution 3:
autosave-onchange much better alternative!
https://atom.io/packages/autosave-onchange
Solution 4:
There's also the save-session plugin which makes Atom behave more like Sublime: the current state of each file is remembered across application instances. This is slightly different than the original request, but also extremely useful.