TL;DR https://github.com/pvginkel/PdfiumViewer is recommended if you're okay with just viewing PDFs. If you need more complicated features, then convert the PDF into base64 and pass it to a javascript function which decodes and call the PDFViewerApplication.open which is implemented at viewer.js However, it's really, really slow. The example source is at https://github.com/heejune/WinForm-PDFjs If you needed … Continue reading How to embed the PDFjs into your C# Project →