Xmidt (pronounced "transmit") is a combination of a server cluster and client that provide a highly available data path to devices deployed all over the world.
tl;dr summary
A device connects to the xmidt cloud via the xmidt client. Cloud based services can use the xmidt cloud api to send and receive messages from the devices without needing to worry about where the device is in the world or in the network. Push and pull data from the device with ease.