dataFEED OPC Classic SDK

Quick Integration from OPC UA to your product

Softing's dataFEED OPC Classic SDK is world's leading software for the quick and easy development of OPC Classic Clients and Servers for Windows, fully compliant to the standard. OPC Classic SDK allows developers to focus on their actual project goals without having to worry about the intricacies of the OPC specification and the DCOM technology.

Please note:
This product is no longer for sale.
See Discontinued Products.

OPC Competence Brochure


Proven Performance

  • Continuously enhanced since 1997 in response to evolving technologies
  • In use in several thousand OPC products at more than 1,600 companies around the world
  • Ideal for time-critical control tasks as well as complex projects comprising several hundred thousand items
  • Fitting to wide range of Windows development environments and target systems

Easy-to-Use Integration Interface

  • Intuitive C++ and .NET API
  • Integrated wizards for easy application generation
  • Quick start with easy-to-understand documentation, tutorial and sample projects

Short Time-to-Market

  • Extensive OPC DA and OPC AE library, adapted to customer requirements
  • Automatic generation of OPC project
  • Complete functionality for accessing OPC Namespace or Event Area, OPC Items as well as for event and method call handling
  • Only implementation of product-specific business logic required, no need to learn details of OPC specifications or DCOM and SOAP technologies
  • Saving of several months of work

Technical Details

OPC SpecificationsOPC Data Access V1.0a, V2.05, V3.0, OPC Alarms & Events V1.10
OPC Roles OPC Client, OPC Server
OPC TransportDCOM for OPC Data Access and Alarms & Events
OPC SecurityPartial Support of OPC Security Custom Interface V1.00
Programming InterfaceC++, C#, Visual Basic .NET
Development EnvironmentMicrosoft Visual Studio 2008, Microsoft Visual Studio 2010, Microsoft Visual Studio 2012,
Microsoft Visual Studio 2013, Microsoft Visual Studio 2015, Microsoft Visual Studio 2017,
.NET Framework 3.5, .NET Framework 4.0, .NET Framework 4.5, .NET Framework 4.6
Development Operating SystemsWindows 7, Windows 10
Windows Server 2008 RS2, Windows Server 2012, Windows Server 2016
Target Operating Systems*Windows 7 (32 Bit, 64 Bit), Windows 10,
Windows Server 2003, Windows Server 2008 RS2, Windows Server 2012, Windows Server 2016
OPC Compliance / CertificationOPC Foundation Test Lab certification for Demo Server and Demo Client
Regularly tested at OPC Foundation Interoperability Workshops
Successful pass of test with OPC Foundation Compliance Test Tool
Programming SupportWizard for automatic creation of OPC Client or OPC Server framework application
Comprehensive programming samples and tutorials
OPC Demo Client and Server with unlimited functionality and unlimited runtime available for testing and demonstration purposes
Trial VersionTrial toolkit assemblies contain the complete functionality. Limitation to 90-minute runtime period applies.
Trial version upgrades to unlimited functionality in binary format simply by using the binary license activation key
LicensingSingle Seat Developer License for specific OPC Toolkit features in source and binary Format
OPC-enabled applications based on source or binary format license can be deployed without limitations



Order Numbers

WRL-DD-034101 / WQL-DD-034201OPC Classic DA Client Toolkit, single seat developer license, binary format / source format
WRL-DD-034111 / WQL-DD-034211OPC Classic AE Client Toolkit, single seat developer license, binary format / source format
WRL-DD-034102 / WQL-DD-034202OPC Classic DA Server Toolkit, single seat developer license, binary format / source format
WRL-DD-034112 / WQL-DD-034212OPC Classic AE Server Toolkit, single seat developer license, binary format / source format
SIA-DD-030400dataFFED OPC SDK integration services on customer-specific target platforms
LEA-DD-030300Site license extension for dataFFED OPC SDKs
LMA-DD-034XXX*Service and support contract for dataFFED OPC Classic SDKs
* Suffix digits according to license


Scope of Delivery

SoftwareInstallation package on Softing OPC Toolkits DVD-ROM, installation package available for download
SupportDedicated Support Team
DocumentationOnline help in English in CHM format as part of the installation package