posted in: E-book, E-book readers, Office, Software | 0
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CoolReaderNG is a fast and simple e-book reader. A free and open source program


CoolReaderNG is an open source cross-platform ebook reader using crengine-ng. This is a fork of the CoolReader project.

Supported e-book formats through the use of the crengine-ng library: fb2, fb3 (incomplete), epub (non-DRM), doc, docx, odt, rtf, pdb, mobi (non-DRM), txt, html, Markdown, chm, tcr.

  • There are several viewing modes available: one page, two pages, scroll;
  • Displaying the contents of a book and navigating through it;
  • There is a search;
  • Selecting text and copying it to the clipboard;
  • Word hyphenation using hyphenation dictionaries;
  • The most complete support for FB2 styles, tables, footnotes at the bottom of the page;
  • Extensive font rendering capabilities: the use of ligatures, kerning, selection of hint options, floating punctuation, simultaneous use of multiple fonts, including backup fonts
  • Detection of the main font that is incompatible with the language of the book;
  • Reading books directly from the ZIP archive;
  • Automatic TXT reformatting, automatic encoding recognition;
  • Flexible design using CSS files;
  • Background images, textures, or solid backgrounds;
  • HiDPI support;
  • Multi-tab interface;
  • Bookmark support;
  • You can zoom in (zoom in/out), and page rotation is also supported;
  • Full-screen mode support;
  • You can set up an action at startup: restore the session, show a list of recent books, show a file opening dialog, do nothing;
  • It is possible to choose the interface style: Breeze, Windows, Fusion.

Screenshots Software


The software CoolReaderNG is available for installation on Linux, Windows and macOS.

Install Software via Flatpak package

flatpak install flathub io.gitlab.coolreader_ng.crqt-ng

Install Software via Portable on Windows

Install Software via DMG package for macOS

Software Information

Language Interface:English, Russian, Deutsch, Spanish, French and others
Description version:1.0.13
Developer:CoolReaderNG Authors
Programming language:Qt
License:GPL v2

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