terminalworks 

Powerful PDF library for working with PDF documents: print, silent print, create, edit, sign, convert to image files, display/view with dedicated component

Powerful PDF library for working with PDF documents: print, silent print, create, edit, sign, convert to image files, display/view with dedicated component. This version is available only for Windows

Powerful TWAIN library for easy scanning using TWAIN drivers: scan with scanner software, silent scan, 32-bit/64-bit/AnyCPU, scan to image (TIFF, BMP, JPEG, PNG), scan to PDF, multi-page scan (PDF, TIFF),... More information

Powerful TWAIN library for easy scanning using TWAIN drivers: scan with scanner software, silent scan, 32-bit/64-bit/AnyCPU, scan to image (TIFF, BMP, JPEG, PNG), scan to PDF, multi-page scan (PDF, TIFF),... More information

PDF Viewer for ASP.NET Core and ASP.NET NET5 and newer