Microsoft Azure Stack (MAS) was announced by Microsoft at May 4th 2015,
during the keynote of its annual “Ignite” conference in Chicago, ILL.

Microsoft Azure Stack is a solution which can be placed in the datacenter of any customer and offer services just like they’re available in the Azure Public cloud, through a portal, API’s or PowerShell. AzureStack is a pre-defined, highly standardised which only can be acquired to a limited set of hardware vendors in a multi-node configuration for production environments.