Digital notebooks are electronic applications that allow users to create, organize, and store notes in a digital format. They often include features like text formatting, multimedia integration, and cloud storage, making it easy to access notes from various devices. Popular examples include Microsoft OneNote, Evernote, and Notion. These tools are designed to enhance productivity and collaboration, enabling users to share notes and work together in real-time. Digital notebooks can also support handwriting recognition and tagging, helping users find information quickly and efficiently. Overall, they provide a modern alternative to traditional paper notebooks.