# Mobile Application Server

In this scenario the <code class="expression">space.vars.X\_Agent\_Name\_Single</code> is configured to work as an application server with the ability to create client-side rules for validation, data storage and other mobile device features.

The client-side <code class="expression">space.vars.X\_Agent\_Name\_Single</code> is running entirely in JavaScript and is portable across any mobile device with a browser. It creates a native look and feel mobile experiences using pure `HTML5`, `CSS` and `JavaScript`.

<figure><img src="/files/9ZuxOT6lsBaD82ExaiXd" alt=""><figcaption><p>Graph</p></figcaption></figure>

Use cases include:

* Rapid mobile application prototyping
* Offline/Online mobile data capture


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