The January 2006 CTP for the WinFX Runtime has just arrived and with it, a Go-Live license for both Windows Communication Foundation (aka WCF or Indigo) and Windows Workflow Foundation (aka WF). (Windows Presentation Foundation, aka WPF or Avalon, also ships in the WinFX CTP, but the bits are identical to the December 2005 CTP. Details here. No Go-Live for WPF yet.)

Community websites for the technologies have launched, which promise to be similar to ASP.NET and

* The Windows Presentation Foundation website is currently a GoDaddy holding page, but the domain name is registered to Microsoft. So putting two and two together, expect to see a site launched in the coming months.
You can download the CTP and associated readme, SDK, and VS 2005 designers from these links: