eBook Files

Okular

by Okular developers · opens 7 file types
Linux
AT A GLANCE
DeveloperOkular developers
PlatformsLinux
Opens7 file types
Get it fromokular.kde.org
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7 file types verified
Last reviewed Oct 2026

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What is Okular?

Okular is the KDE project's universal document viewer for Linux that supports a broad range of formats including PDF, EPUB, MOBI, FB2, CBR, CBZ, XPS, and DjVu in a single application. It includes built-in annotation tools for highlighting, notes, and stamps, and integrates with the KDE desktop environment.

Files Okular opens

7 formats
eBook Files
Compressed Files
Page Layout Files
Layout Files

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Download Okular

SOURCEokular.kde.orgofficial site - avoid third-party download portals
PLATFORMSLinux

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programs & formats

Files Okular opens most

1.EPUBElectronic Publication
2.PDFPortable Document Format
3.FB2FictionBook 2.0 eBook
4.XPSXML Paper Specification Document
5.CBRComic Book RAR Archive
6.OPFOpen Packaging Format (EPUB package document)

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