• Key Features
  • Common Features
  • Advanced Features
  • Device Support
  • Protocols / Networks

Key TOP Server OPC Client Suite Features Include

  • Provides a single, reliable access point for connecting multiple OPC servers on local and remote machines
  • Enables secure tunneling over LAN, WAN and Internet via OPC UA
  • Provides connectivity to remote OPC servers for clients that do not support DCOM
  • Allows gateway connectivity to OPC servers using different interfaces that are supported by clients including DDE, Wonderware SuiteLink, and Fix PDB/NIO

Advanced Features Include

  • Optimize performance of OPC servers through different OPC groupings that may be required or preferred by client applications
  • Supports connection monitoring and reconnect behavior for each OPC server
  • Allow connectivity to multiple OPC servers from clients that do not support multiple connections or handle multiple connections well
  • Supports automatic tag import for OPC server items
  • Supports update by exception (Watchdog)

Supported Devices Include (Don't See Your Device Listed?  Contact Us)

  • OPC DA Servers
  • OPC UA Servers
  • OPC XML-DA Servers

Supported Protocols / Networks

  • OPC DA Versions 1.0a, 2.0, 2.05a, and 3.0
  • OPC UA Version 1.02
    • supports OPC UA server profiles Nano Embedded, Micro Embedded, Embedded, and Standard
  • OPC XML-DA 1.01


To insure you get the most from your investment in TOP Server™, we provide a variety of application notes/guides and how-to videos, since we know that sometimes it helps to see someone showing you how to do things.

Use the below links to access TOP Server release history, data sheet and license agreement information.

Screenshot - OmniServer Blog Resources

Real-world use cases, step-by-step how-to's and video tutorials - our blog contains useful resources and information to help you get connected.

TOP Server Specific Blog Posts

Overall Software Toolbox Blog Posts

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Access additional TOP Server related information below not covered in other sections:

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The demo is the full product once licensed. Once a client application connects to the  TOP Server, the TOP Server runtime will operate for 2 hours at a time. At the end of the 2 hour demo period, the demo timer must be reset by restarting the TOP Server runtime service.

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