Native Python library that adds, edits, and removes annotations and markup — area and shape annotations, Text highlight/underline/strikeout, watermarks, image and link stamps, and threaded comments — on PDF, Word, Excel, PowerPoint, images, CAD, Visio, and email files on Windows, Linux, and macOS. No Microsoft Office or Adobe Acrobat required....and shape annotations, mark up text with highlights, underlines...and hyperlinks, add editable text fields, and attach threaded...