V8, the JavaScript engine featured in Google’s Chrome browser is now up to version 5.4, a new branch of the engine. Version 5.4 delivers a number of key improvements in memory footprint and startup speed both designed primarily to help accelerate initial script execution and reduce page load in the Chrome browser. The 5.4 branch will be in a beta phase of development until it is released along with the Chrome 54 Stable browser in a few weeks. Read the full details here.