The terra-action-header component is a header bar containing a title and optional actionable items such as links and buttons.
sw-action-header is a web-component from Synbee Webcomponents Library, built with StencilJS, TypeScript, Storybook. It's based on the web-component standard and it's designed to be agnostic from the JavaScirpt framework you are using.
TypeScript definitions for terra-action-header
This functionality can be replicated by using terra-action-header and/or terra-clinical-header