- Node.js – support for debugging and validating server-side Node.js code; it includes CommonJS auto-completion
- CoffeeScript – support for code navigation and auto-completion, rename refactoring, syntax highlighting, and error checking
WebStorm is a subset of IntelliJ IDEA, a development platform running on Windows, Linux and Mac OS X initially targeted at Java but later adding support for multiple languages including ActionScript, Python, Ruby, Groovy, PHP, Scala, Clojure, and XML.
Shane Hastie Aug 30, 2014
Roy Rapoport Aug 28, 2014