Supported services include Facebook, Twitter, FaceTime, e-mail, instant message, calendar events, and reminders. Notifications: You can now create responses directly from notifications. Users can now label each file with a tag and color for quick indexed search. Mavericks also brings the ability to add tags to each file. You can now browse your directories with similar Safari-like prowess. Tabs and Tags: As users are now naturally used to browsing and managing the Web with tabbed interfaces, one is left to wonder why first-party developers never incorporated this into the native OS sooner. Pros:įree: Mac OS updates are typically a paid upgrade, but Apple has finally embraced the free distribution model, including a bunch of new app updates to boot. OS X 10.9 Mavericks - the latest update to Apple's desktop OS - noticeably improves the overall experience on for both new and older Macs.