Skim is designed for macOS users looking for a user-friendly PDF reader with strong annotation features, while Zathura is a lightweight, highly customizable PDF viewer favored by keyboard-centric users who prefer a more technical approach.
zathura
Pros:
Lightweight and fast
Highly customizable through configuration files
Supports plugins for additional functionality
Keyboard-centric navigation for power users
Good for viewing and annotating PDFs
Cons:
Steeper learning curve for beginners
Limited support for certain file types
Requires manual configuration for optimal use
Skim
Pros:
User-friendly interface
Supports multiple file formats (PDF, DjVu, etc.)
Annotation tools for highlighting and commenting
Built-in PDF form filling
Search functionality for text and bookmarks
Cons:
Limited advanced features compared to other PDF software