Overview – Web HMI Programming Reference

If you are interested in visualizing your data in a desktop or mobile browser with zero programming, you may be interested in Getting Started with the Web HMI Dashboard.


The OAS Web HMI provides a flexible, platform-independent way to integrate with Open Automation Software Servers.

  • “Controls” themselves are simply existing HTML elements marked up with attributes that are parsed at runtime, so you are free to use any web technology that you prefer, including (but not limited to) ASP.NET or .NET MVC, JSP, PHP, Ruby on Rails, or even static HTML with JavaScript.
  • Easily integrates with existing web applications
  • Based on ubiquitous standard technologies including JavascriptjQueryJSONHTML, and CSS


OAS Web HMI requires the following:

  • an instance of an Open Automation Software Server accessible over an internal or external network
  • working knowledge of HTML
  • working knowledge of Javascript