Okular

Okular is a versatile document viewer developed by KDE that allows users to open and read various types of digital documents, such as PDFs, e-books, and image files. It offers features like highlighting text, adding annotations, and extracting content, making it suitable for both casual reading and detailed review. Designed for desktop environments, Okular emphasizes ease of use and flexibility, supporting multiple formats and offering tools to navigate large or complex documents efficiently. Overall, it provides a comprehensive, user-friendly platform for viewing and interacting with a wide range of digital document formats.