Supported PDF Annotation Types in .NET

PSPDFKit Library for .NET supports most common annotation types:

  • Link

  • Highlight, Underline, Strikeout, Squiggle, Redaction

  • Text

  • Ink

  • Ellipse, Rectangle, Line, Polyline, Polygon

  • Note

These are standard annotations (as defined in the PDF Reference) that can be read and written by many apps, including Adobe Acrobat.