BrowserBox
Remote isolated browser API for security
... resources in a way that's both more sandboxed than, and less restricted than, traditional web <iframe> elements. Build applications that need cross-origin access, while delivering complex user stories that benefit from an encapsulated browser abstraction. Since the whole stack is written in JavaScript you can easily extend it to suit your needs. The technology that puts unrestricted browser capabilities within reach of a web app has never before existed in the open.