All three branches of Google Chrome can be downloaded from Softpedia
Google Chrome 30.0.1599.14 Dev, a browser built on the Blink layout engine that aims to be minimalistic and versatile at the same time, has been released and is available for testing.Google has released yet another development version of its browser, although it is not as consistent as the other updates.
A number of changes has been implemented in this latest version of Google Chrome Dev. For example, the empty URLs have been disallowed when filtering invalid URLs in the popup blocker, the URLs passed to the popup blocker are now filtered, a fade-in and fade-out animation has been added, and much more.
A complete list of bug fixes and changes can be found in the official changelog. Remember that this is a development version and it should NOT be installed on production machines. It is intended for testing purposes only.
Download Google Chrome 30.0.1599.14 Dev for Windows
Download Google Chrome 30.0.1599.14 Dev for Mac OS X
Download Google Chrome 30.0.1599.14 Dev for Linux