Messages
- iMessage lets you send messages to anyone on a Mac, or an iPhone, iPad, or iPod touch running iOS 5.
Dashboard
- Full-screen app that’s home to widgets: mini-applications that let you perform common tasks and provide you with fast access to information.
Dictionary
- Dictionary is an application included in Mac OS X.
Discord
- Discord is a free-to-use voice and text chat application for gamers.
DVD Player
- Enjoy a front-row seat for everything from the latest action thriller.