Dependency Tracking: With this features it will automatically updates the UI whenever data changes.
Extensibility: It can be easily extensible with new declarative bindings and it can recused every where.
Templating: Knockout.js has a built in template engine which you can use with declarative bindings. It also supports third party template engines like jQuery templates and UnderScore.
As mentioned in knockout introduction documentation it has some additional benefits also.
Can be added on top of your existing web application : It can be added on the top of your application with modifying anything.
Works on most of the browsers: (IE 6+, Firefox 2+, Chrome, Safari, others)
How to download and install Knockout.js:You can download latest version of Knockout.js from the following link.
You can simply install knockout js with adding a script tag there.
That’s it. In next post we are going to learn how knockout works and how we can create nice interactive UI.