The standard

ECMA-262
6th Edition / Draft March 17, 2015
Ecma/TC39/2015/0XX
ECMAScript 2015

• Aligned with ISO/IEC 16262
• Current version is 5.1 (June 2011)
• Feature frozen in 2014
• To be published on June 18, 2015

It's just waiting to be approved

Other names and recent history

• ES Harmony (2008)
• ES.next (2011)
• ES6 (2011)
• ES 2015 (2015)

Current support (browsers)

Source: ECMAScript 6 compatibility table

Current support (servers)

Source: ECMAScript 6 compatibility table

Current support (compilers)

Source: ECMAScript 6 compatibility table

How to use it now

Additional resources

• ES6 Learning (list of resources)
• Axel Rauschmayer's articles
• Understanding ECMAScript 6 by Nicholas Zakas
• Learn Harmony (interactive lessons)

Demo time

Other features not in the demo

• Map, WeakMap, WeakSet
• Proxies and Reflect
• Modules
• Iterators
• API additions in Math, Number, String, Object

Thanks