What are the best client-side JavaScript application frameworks?

Duplicate of: http://www.slant.co/topics/9/~javascript-mv-frameworks

Hey, thanks for contributing but I have to flag this since React is not an application framework so this does not really fit here. It's more of a library to build a UI.

You can contribute here if you want.

Duplicate of multiple pros.

Yeah, jQuery is not really a framework, it's just a library for DOM manipulation. But considering the massive number of plugins for it it's hard to categorize it really. Plus, there are a couple of plugins that can add some framework-like functionality to jQuery, like for example jquery-router-plugin