dotCloud announced today the release of dotCloud JS, a new environment for rapid prototyping and development of web applications, based entirely on JavaScript and HTML5. Now, with just a few lines of code, web developers and designers can build full-featured applications and take advantage of a curated selection of cloud APIs, without writing a single line of back-end code or worrying about servers. The beta release includes APIs for data storage, real-time data synchronization, as well as integrations with the Twilio and Twitter APIs. Read the full details of the news release and download the new dotCloud JS SDK here.