JetBrains WebStorm 3.0.1 (Mac Os X)

The best HTML, CSS and JavaScript editor is at your fingertips. Navigate through files easily. Use relevant autocompletion for everything in your code. Get notified about code problems on the fly. Complicated languages mixtures with HTML markup or SQL inside a JavaScript? Check how a modern IDE such as WebStorm handles this.

Open an existing folder, check out the code from a VCS, or even specify your FTP to download and auto-sync your files with. You're up and running in moments. Watch this short demo on getting started.

JavaScript

DOM-Based, Browser-Specific Completion
Code Navigation and Usages Search
CoffeeScript
Node.JS
JavaScript Refactoring
JavaScript Unit Testing
Code Inspections and Quick-Fixes
JSLint/JSHint
JavaScript Debugger Based on Mozilla
Extended Frameworks Support

More Than Code

Batch Code Analysis
Language Mixing/Injection
Spellchecker
Smart Duplicated Code Detector

HTML/HTML5/CSS

DOM- and Schema-Based Code Completion
HTML5 Support
Validation and Quick-Fixes
Zen Coding
Show Content
Show Applied Styles

Smart Environment

FTP and Remote Files Syncronization
Version Control Systems Integration
Local History

Home Page: http://www.jetbrains.com/webstorm/