Средство просмотра документов - Document Viewer
[ О приложении ]

Okular is a universal document viewer developed by KDE.
Okular works on multiple platforms, including but not limited to Linux, Windows, Mac OS X, *BSD, etc.

Features:

• Supported Formats: PDF, PS, Tiff, CHM, DjVu, Images, DVI, XPS, Fiction Book, Comic Book, Plucker, EPub, Fax

• Sidebar with contents, thumbnails, reviews and bookmarks

• Annotations support

Источник
Репозиторий: flathub

FlatPak: Okular [Productivity]