AVEVA Historian SDK 2026 release notes

AVEVA Historian Software Development Kit (SDK) 2026 provides programmatic access to AVEVA Historian to configure and query tags and server settings, as well as store and retrieve data.

AVEVA Historian SDK is based on a .NET version of the Historian Client Access Layer (HCAL) and can be used either from stand-alone .NET applications, or from within ArchestrA scripts.

Expectations and limitations

There are no specific expectations or limitations to be considered in this Historian SDK release.

New features and enhancements

AVEVA Historian SDK 2026 supports .NET Core as well as .NET for creating applications.

Resolved issues

No issues have been resolved with this release.

Known issues

Currently, there are no known issues with the AVEVA Historian SDK.

User Documentation

The following user documentation is included in this release:

• Historian SDK online help – Explains how you can use the Historian SDK to configure and query tags and server settings, store and retrieve data, and create standalone .NET applications.

• Single user guide in PDF form (included as part of the install):

  • Historian SDK Guide. Explains how you can use the Historian SDK to configure and query tags and server settings, store and retrieve data, and create standalone .NET applications.

    For information about software compatibility and interoperability, see the Technology Matrix here:

    https://gcsresource.aveva.com/TechnologyMatrix/Home/Index

    Note: The AVEVA Historian SDK supports the same Historian server versions that are supported for replication.