GaDotNet is an open source library designed to make it easy to log page views, events and transactions, through code, without using JavaScript or even needing to have a browser.
The Search Engine Optimization module helps administrators to detect the missing pieces of content which influence the page rank and to make the content more search engine friendly. The module contains features for both the content editors and the web site developers.
A new tool called Sitecore Rocks has been released in a CTP (Community Technology Preview) version - a early sneak peek. The tool, although a little rough around the edges, really shows a bright new future for Sitecore development, a future where we as developers do not need to muck about with browsers interfaces, only to connect our code, .NET pages and user controls into Sitecore. Now we can stay within in the tool we use and like, Visual Studio.