Google

com.google.keystone.daemon A background LaunchDaemon used by Google Keystone to support update checks and maintenance for some Google software on Mac. com.google.keystone.xpcservice A Google Keystone background launch agent used by some Google apps to help handle update and maintenance tasks in the background. GoogleUpdater GoogleUpdater is a per-user LaunchAgent that helps Google software check for updates or perform background update tasks when you log in. Google Drive Google Drive may add a login item so its desktop app can start automatically and keep your selected files and folders in sync. com.google.keystone.agent A Google Keystone LaunchAgent that helps Google software check for updates and run background update tasks when you sign in.