2007
Newly published content for MOSS on Technet * MOSS & WSS @ MSDN - SDK, Dev Guides, Tech Articles, Visual How Tos * Namespace * MSDN SharePoint Server 2007 Developer Portal * Sharepoint MSDN discussion groups * wssdemo.com * Video demos and training for Office SharePoint Server 2007 * Performance and Capacity Planning Resource Center * Best Practices Resource Center * Index for STSADM operations and properties * STSADM Custom Extensions * Builds version table *
2010
Newly published content for Sharepoint on Technet * New Developer Content for SharePoint Server 2010 and SharePoint Online * Technet * Product Overview * What's New in SharePoint Foundation 2010 * What's New in Microsoft SharePoint Server 2010 * Sharepoint & Foundation @ MSDN - SDK, Tech Articles... * Sharepoint Developer Center * SharePoint Online Developer Resource Center | SharePoint 2010 * Code samples * Setting Up the Development Environment for SharePoint 2010 on Windows Vista, Windows 7, and Windows Server 2008 * Sharepoint MSDN discussion groups * PowerShell for SharePoint: @ Technet, @ MSDN * Builds version table * Books * Architecture Design

General
SharePoint Team Blog * SharePoint Designer Team Blog * SharePointDevWiki * SharepointCommunity.com * MS SharePoint Community Portal! *Sharepoint on CodePlex * The BIG SharePoint Resource List