JavaScript Versions

ECMAScript is the standard upon which JavaScript is based, and it’s often abbreviated to ES.

ES Versions

Edition	Official name	Date published
ES9	ES2018	June 2018
ES8	ES2017	June 2017
ES7	ES2016	June 2016
ES6	ES2015	June 2015
ES5.1	ES5.1	June 2011
ES5	ES5	December 2009