Annotation Types          

 

ComPDFKit PDF SDK supports all common annotation types:

 

- Note

- Link

- Free Text

- Shapes: Square, Circle, Line

- Markup: Highlight, Underline, Strikeout, Squiggly

- Stamp

- Ink

- Sound

 

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