Windows Phone SDK 7.1 RC is available now and provides a ‘Go Live’ license that enables you to publish applications to the Windows Phone Marketplace.

Windows Phone SDK 7.1 RC is now live on the Download Center and the Marketplace is able to ingest WP7.5 apps.

This release represents a large step for the platform, the Release Candidate (RC) build empowers the developer to not only develop their Windows Phone 7.5 apps, but it also includes a ‘Go Live’ license that empowers them to publish to Marketplace.

Check out Katrien’s blogpost for more details.