Microsoft just announced a new Windows Admin Center Preview 1807. The previous version was released a few days earlier which was Preview 1807.
August release of Windows Admin Center Preview 1808 brings New Functionality,Updated Functionality and more.
Apps & Features is a new extension that allows Administrators to remotely manage the components that are installed on their Windows deployments. We can checkout all the details regarding this preview 1807 from here.
How to Download:
Registered Insiders may download Windows Admin Center Preview 1807 directly from the Windows Server Insider Preview download page, under the Additional Downloads dropdown. If you have not yet registered as an Insider, see Getting Started with Windows Server on the Windows Insiders for Business portal.