Google Web Designer's Code view lets you create CSS, JavaScript, and XML files, using syntax highlighting and code autocompletion to make your code easier to write, with fewer errors.

The Web Designer beta is available to download on Google’s website. Google has a getting started guide here, and high-speed demo of an ad being created in the Web Designer beta is below: ...

Google Web Designer was created to help businesses small and large create HTML5 ads, images, videos, and other web content without much prior knowledge. The best part? It’s totally free to use.