PdfViewer for WPF can display PDF documents within your applications without Adobe Reader. Note this control is legacy replaced by FlexViewer.
Get Started
$ dotnet add package C1.Xaml.WPF.PdfViewerReadme
About
The ComponentOne WPF PdfViewer displays PDF documents natively in desktop WPF applications. This control is legacy and replaced by FlexViewer.
Learn more at developer.mescius.com/componentone/wpf-ui-controls.