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Okular

Univerzální prohlížeč dokumentů

Pro různé platformy, rychlý a nabitý funkcemi. Okular umožňuje čtení PDF dokumentů, komiksů a e-knih, prohlížet obrázky, zobrazovat dokumenty v Markdownu a ještě mnohem více.

Snímek Okularu
Ilustrace od Davida Revoye CC-BY-SA-4.0
Stáhnout

Nejnovější zprávy

čtvrtek, 12 prosince 2024

Okular 24.12 released

The 24.12 version of Okular has been released. This release includes several improvements in PDF form handling and Signature Creation as well as various other minor fixes and feature enhancements. You can check the full changelog at https://kde.org/announcements/changelogs/gear/24.12.0/#okular.
čtvrtek, 22 srpna 2024

Vydán Okular 24.08

The 24.08 version of Okular has been released. This release includes several improvements in PDF form handling and various other minor fixes and feature enhancements. You can check the full changelog at https://kde.org/announcements/changelogs/gear/24.08.0/#okular.
čtvrtek, 23 května 2024

Vydán Okular 24.05

The 24.05 version of Okular has been released. You can check the full changelog at https://kde.org/announcements/changelogs/gear/24.05.0/#okular. Okular 24.05 is a recommended update for everyone using Okular.
středa, 28 února 2024

Vydán Okular 24.02

The 24.02 version of Okular has been released. You can check the full changelog at https://kde.org/announcements/changelogs/gear/24.02.0/#okular. Okular 24.02 is a recommended update for everyone using Okular.
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Podpora mnoha formátů

Okular podporuje spoustu formátů, včetně PDF, EPub, DjVU a MD dokumentů; obrázků JPEG, PNG, GIF, Tiff, WebP; komiksů CBR a CBZ a ještě mnohem více.

Podívejte se na tabulku podpory formátů

Pokročilé uživatelské rozhraní

Okular má širokou škálu funkcí, které vám umožní snadno spravovat vaše dokumenty.

A screenshot from Okular showing its annotation mode.

Psát poznámky do PDF dokumentů

With Okular's 'Annotation mode', you can easily add inline and popup notes, highlight and underline text, or even add your own text.

Vybírat a zobrazovat jakýkoliv text

With Okular's 'Selection mode', you can copy and paste almost anything from your documents to elsewhere. And, for those times the text you want to read is too small, you can use the 'Magnifier mode'.

Okular's 'Selection mode', with text, area and table selection options.
Okular's 'Text Magnifier' feature.
Okular's 'Content panel' auto renders a table of contents for a document.
Okular's 'Thumbnails panel' shows a thumbnail for each page of a document.

Váš obsah snadno na dohled

Navigating your content is easier than ever. With Okular's 'Thumbnails panel', you can browse graphically the part of the document you were looking for. With the 'Content panel', find the chapter you need in all supported documents.

Prvotřídní podpora podpisů

You can view and verify digital signatures embedded in PDFs, check if they are still valid, and detect any modifications since the moment the document was signed. You can even sign PDFs yourself!

Okular showing a signed PDF.

Svobodný software

Okular is released under the GPLv2+, and is thus fully Free Software. Find the source code including guidance how to contribute in the Okular repository on KDE's GitLab. Okular also fully respects your privacy, see all details in the KDE Software Privacy Policy.

Logo for the PDF freedom initiative

Software efektivní na prostředky i energii

Okular is the very first software product to receive the Blue Angel ecolabel for being resource and energy efficient. Click on the label to find out more.

Blue Angel ecolabel, awarded by the German government to Okular for being energy efficient, saving resources, and providing transparent interfaces.