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KOReader

Published by KOReader Community

Ebook reader

Open sourceAGPL-3.0-only

Highlights

  • Runs on Kobo, Kindle, PocketBook, reMarkable, Android and desktop Linux
  • Reflowable EPUB, FB2, MOBI and text alongside fixed-layout PDF, DjVu and comics
  • Typography control down to hyphenation, embedded style overrides and page cropping
  • Dictionary lookup via StarDict files, Wikipedia lookup, translation and reading statistics
  • Reading-progress sync across devices through a server that can be self-hosted

About this application

KOReader is a document reader written for e-ink hardware and later ported outward. It runs on Kobo, Kindle, PocketBook and reMarkable devices, on Android, and on desktop Linux, and the interface is the same everywhere: built for slow screen refresh and a small number of buttons, which on a desktop feels unusual before it feels efficient.

Two rendering engines sit underneath. Reflowable formats — EPUB, FB2, MOBI, plain text and others — go through a text engine with control over font, weight, line spacing, margins, hyphenation and embedded style overrides. Fixed-layout documents — PDF, DjVu and comic book archives — go through a page engine with cropping, column reflow and contrast adjustment for scanned pages.

Around the reader sit dictionary lookup through StarDict files, Wikipedia lookup, translation, reading statistics, exportable highlights and notes, OPDS catalogue browsing, and reading-progress synchronisation across devices through a server that can be self-hosted.

Linux

We do not host this file, we do not scan it and we do not inspect its contents. Read what the source says, then decide for yourself.