About OAS

On the forefront of Industrial Automation, SCADA, and IoT for over 25 years

Why Choose OAS and the OAS Platform?

 Experience and Philosophy

Thousands of customers worldwide trust Open Automation Software because over the last 25 years we have been at the forefront of OPC, HMI, SCADA, and IoT technology. OAS delivers the solutions and products they need.

Open Automation Software was founded on the premise that OPC, HMI, SCADA, and IoT software should be open, should reach beyond the control room, should be easy to implement and cost effective. With that in mind, OAS products have been created to empower anyone in the industrial automation and IoT space by liberating your data and not locking you into any one vendor.


With many features to choose from you only need to purchase what is relevant to your project.Connect to a variety of data sources such as Allen Bradley and Siemens controllers, Modbus devices and master clients, OPC and OPC UA Servers, OPC Clients, Databases, Excel, Web and .Net applications, cloud-based services like AWS and Azure, an remote APIs.

 Unlimited Connections

With OAS you can not only develop your HMI/SCADA solution with no coding required but you can create unlimited connections with drivers.

 Decentralized Network

By running as a service on Windows or Linux data is secure and reliable with a resolution to 100 nanoseconds. Services can be deployed in many ways, combining central data aggregation with the power of Edge Computing.

 Cost Reduction

The initial cost of OAS is far less than our competitors – but the savings don’t stop there. Easily and quickly develop world class OPC, HMI and SCADA systems using OAS and Visual Studio, or utilize any web application platform for web and mobile solutions.

Open Connectivity
Your Real Time Data from Anywhere to Anywhere

Open Automation Software provides fast, easy, and secure networking to move any data type from any location to any location.
Design time support for drag and drop development for Visual Studio and open platform systems. No coding is required to create stunning operator interface applications.

Open Real Time Data Access

Programmatically share and access data from any .NET application. Access data directly from OPC Servers with 100% managed component. Share and host data from any .NET application Implement in WinForm applications, WPF applications, Web applications, Web Services, and Windows Services.

Open Historical Format

All data and alarms are logged in a open format easy to query to obtain data directly from the database engine. No proprietary dlls are required to access data and alarms.

Open Configuration Access

All configuration information can be accessed locally and remotely for programmatic interface through the free to use OPC Systems component which is demonstrated in the Example code installed with the software.

Open Platform HMI

Create operator interface applications that are platform independent.

  • Smartphones (iPhone, Android, HTC)
  • Tablets such as iPad and Android
  • Windows, Mac OS, Linux
  • Any web browser (IE, Firefox, Safari, Chrome, etc.)

Open Development

OAS utilizes both Visual Studio and open platform development environments to create operator interface and communication applications. You are not forced to learn a proprietary development system.

Smart Client Deployment

All components used to create WPF and WinForm desktop applications are 100% managed supporting Smart Client Deployment. Easily keep all clients up to date with one deployment. Quick and easy development. Rich user experience.

Secure Networking

All networking is implemented over Windows Communication Foundation with Binary TCP. All packets are compressed and encrypted for a light weight, fast, and secure network transport.

The Internet can be used to share data to any smartphone, iPad, web browser, or Windows desktop application. Don’t have a dedicated Internet server? No worries. Utilize the free Live Data Cloud feature.

Reliable Security

Security is included for free with any of the product features:

  • Protect configuration information
  • Restrict access to real-time data
  • Limit which set points operators can write values to
  • Restrict access to historical data
  • Limit which alarms can be acknowledged
  • Protect all aspects of the OPC Systems.NET real-time service
Download and start a free, unlimited trial, or schedule a live, interactive demo