Chrome //
Extensions 
Chrome
Web store 
WebSpy: explore and test website
Monitor HTTP GET/POST requests. XML/JSON Viewer/Formatter for request and response body. REST Client: send GET/POST/PATCH requests.
Explore nearby places for Airbnb
Explore must-see places around your Airbnb listing, see exact distance with a short description of popular attractions.
Loupe (Flickr Explore)
Replaces the new tab page with a showcase of Flickr's most interesting photos of the day
Hide Google Docs Explore or Research
Automatically hide the Explore or Research Pane and Image Search in Google Docs