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atom-idle-autosave

Saves editor on idle
pvorona
4,876

timed-autosave

Autosaves the active window every x minutes.
emmanuelmenon
1,428

auto-save-on-idle

Saves the current file when you stop typing. You can enable / disable using the menu:toggle
hdsc
29,127

markdown-document

Adds tools to make working with long form markdown documents in Atom easier.
kcyarn
5,289

autosave-onchange

This plugin automatically saves a file after a change is made to it.
ChexWarrior
128,914