PDF Annotation
PDF Annotation refers to the process of adding comments, highlights, drawings, stamps, or other markups to PDF documents to provide feedback, corrections, or additional context. It is commonly used in document review, collaboration, education, and legal workflows to facilitate communication and editing without altering the original content. Tools for PDF annotation range from built-in features in PDF readers to specialized software and libraries for developers.
Developers should learn PDF annotation when building applications that involve document management, collaboration platforms, or educational tools where users need to interact with PDFs. It is essential for creating features like review systems, digital signatures, or interactive forms in web or desktop applications. Use cases include legal document review, academic paper feedback, and business contract approvals.