The latest version of Apple's macOS (which will be released in the fall) introduces tabs for all apps. To me, it seems like a great idea if we could provide some kind of API interface for managing these.

For more details, scroll to "Tabs" on [this page](http://www.apple.com/macos/sierra-preview/).

atom/common/options_switches.h
extern const char kBlinkFeatures[];
extern const char kDisableBlinkFeatures[];
extern const char kNodeIntegrationInWorker[];
}   
namespace switches {
extern const char kEnableSandbox[];
extern const char kEnablePlugins[];
extern const char kPpapiFlashPath[];
extern const char kPpapiFlashVersion[];
extern const char kDisableHttpCache[];
extern const char kStandardSchemes[];
extern const char kRegisterServiceWorkerSchemes[];
extern const char kSecureSchemes[];
extern const char kAppUserModelId[];
extern const char kBackgroundColor[];
extern const char kPreloadScript[];
extern const char kPreloadURL[];
extern const char kNodeIntegration[];
extern const char kContextIsolation[];
extern const char kGuestInstanceID[];
extern const char kOpenerID[];
extern const char kScrollBounce[];
extern const char kHiddenPage[];
extern const char kNodeIntegrationInWorker[];
extern const char kWidevineCdmPath[];
extern const char kWidevineCdmVersion[];
}  
}  
#endif