Xamarin & Windows plugins
AzureForMobile plugin let you work with most of Azure usefull services for mobile development such as Azure Mobile Services/Azure Mobile Apps, Push notification, File storage or SignalR.
The main purpose is to access any API functionality by a single line of code from anywhere in the project (PCL or not), like:
var openItems = await _azureForMobileService.Data.RemoteTable<TodoItem>().Where(t => !t.Complete).ToListAsync();
Or:
await _azureForMobileService.Identity.LoginAsync(AzureForMobileAuthenticationProvider.Facebook);
Open the project folder for more details and read blog posts on Apptracktive