SocketStream is described as 'fast, modular Node.js web framework' and is an app in the Development category. There are more than 25 alternatives to SocketStream for a variety of platforms, including Windows, Linux, Mac, Online / Web-based and Self-Hosted solutions. The best alternative is jQuery, which is both free and Open Source. Other great apps like SocketStream are AngularJS (Free, Open Source), ExpressJS (Free, Open Source), Polymer (Free, Open Source) and Zepto.js (Free, Open Source).
Polymer is a library that uses the latest web technologies to let you create custom HTML elements. Build anything from a button to a complete application as an encapsulated, reusable element that works across desktop and mobile.