Atom Uninstall
No, the Atom text editor does not have an uninstaller. On Mac OS X, to completely uninstall, remove the following files and directories:
~/.atom /usr/local/bin/atom (NB only present if command line tools installed) /usr/local/bin/apm (NB only present if command line tools installed) /Applications/Atom.app ~/Library/Application Support/com.apple.sharedfilelist/com.apple.LSSharedFileList.ApplicationRecentDocuments/com.github.atom.sfl ~/Library/Preferences/com.github.atom.plist ~/Library/Application Support/com.github.atom.ShipIt ~/Library/Application Support/Atom ~/Library/Caches/com.github.atom.ShipIt/ ~/Library/Saved Application State/com.github.atom.savedState ~/Library/Logs/Atom/ ~/Library/Preferences/com.github.atom.helper.plist ~/Library/Preferences/com.github.atom.LSSharedFileList.plist ~/Library/Preferences/ByHost/com.github.atom.ShipIt.<letters/numbers>.plist ~/Library/Saved Application State/com.github.atom.savedState NB: The <letter/numbers> in the file name located in ~/Library/Preferences/ByHost appear to be a unique string per machine.