Google/Chrome/Canary

Canary
https://www.google.com/chrome/browser/canary.html

(https://www.google.com/intl/en/chrome/browser/canary.html)

Get on the bleeding edge of the web

Google Chrome Canary has the newest of the new Chrome features.

Be forewarned: it's designed for developers and early adopters, and can sometimes break down completely.