Openwave Messaging is a provider of messaging solutions with cloud and social integration capabilities. The Network Address Book (NAB) synchronizes contact information across multiple platforms allowing providers to both personalize and simplify their messaging service offerings. Users of NAB can access and manage their contacts, events tasks and more. This can be accomplished on platforms including webmail, PC email clients, mobile phone address books and voice interfaces. An API is offered that lets developers integrate functionality such as messaging, billing and portal. Public documentation is not available.