PDF Processing refers to the methods and tools used to create, manipulate, and manage PDF (Portable Document Format) files. This includes tasks such as converting documents to and from PDF, merging multiple PDF files, and extracting text or images from them. Various software applications and libraries facilitate PDF Processing, allowing users to edit, annotate, or secure PDF documents. Popular tools include Adobe Acrobat, PDF.js, and open-source libraries like PyPDF2 for Python. These tools help streamline workflows in both personal and professional settings, making it easier to handle digital documents.