Protopage v3 came out the other day to much fanfare. This new version boasts 30 new features. Most notably, it now boasts a shiny new widget gallery for users to find stuff and a browser-based IDE for developers. This now puts Protopage in the top ranks of the startpage game. There is a ton to do, but it is definitely on the right track. Other efforts to watch in this increasingly popular category include:
It will be exciting to see how the competition in this space plays out!