September 2018’s V8 Version 6.9 focuses on memory and performance improvements for Google’s JavaScript engine. For memory savings, Version 6.9 offers embedded built-ins for x64-based computers.

Google’s backing for WebAssembly follows Mozilla’s support via its SpiderMonkey JavaScript engine. V8 has served as a critical cog in the Node.js server-side JavaScript platform, and V8 5.1 ...

V8, an open source Google project, is a powerful JavaScript engine for Chrome that's helped advance the web and web applications. V8 also powers the server-side runtime Node.js.