Adobe® Dreamweaver® CS5.5 is the industry-leading web authoring and editing software that provides both visual and code-level capabilities for creating standards-based websites and designs for the desktop, smartphones, tablets, and other devices.

CSS3/HTML5 support
Style with the CSS panel, updated to support CSS3. Design view now supports media queries, applying different styles as you adjust screen dimensions. Code for the future with HTML5, with code hinting and Design view rendering support. Live View now includes support for (with QuickTime) and tags.

jQuery integration
Add advanced interactivity with jQuery code hinting. jQuery is the industry-standard JavaScript library, making it simple to add a wide range of interactivity to web pages. Get a jump start with starter templates for mobile phones.

Native Android and iOS apps with PhoneGap
Build and package native apps for Android™ and iOS with new PhoneGap functionality. Convert your existing HTML to a mobile phone application within Dreamweaver using the open source PhoneGap framework.

Adobe BrowserLab integration
Preview dynamic web pages and local content with multiple viewing, diagnostic, and comparison tools. Dreamweaver integrates with Adobe BrowserLab, an Adobe CS Live online service that accurately tests web content across browsers and operating systems.