Narrow your search
New platform lets you run your Open Social apps from any Web page.
Contextual-search browser add-on, which helps users highlight text and quickly search various Web services without leaving a page, opens up to developers.
Vysr lets you turn your browser into a contextual playground for other Web services.
A new tool called Headup is mixing Microsoft's Silverlight technology with Mozilla's Firefox add-on architecture to make in-browser semantic search happen on the fly.