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KOReader project preview
MediaAlternative to Kindle OSAlternative to Kobo OSAlternative to Moon+ Reader

KOReader

An ebook reader application supporting PDF, DjVu, EPUB, FB2 and more on E-ink devices.

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LicenseAGPL-3.0
GitHub stars16.5k
Last commit1 weeks ago
Tags6 topics
CPdf ReflowMediaEbook ReaderLuaE Ink
Overview

Why consider KOReader?

KOReader is a versatile document and ebook reader for E-ink devices (Kindle, Kobo, PocketBook) and Android/Linux. Built in Lua and C, it features reflow algorithms for scanned PDFs, multi-lingual dictionaries, and cloud sync.

Guided learning

Learn KOReader by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of KOReader

KOReader turns legacy Kindle and Kobo e-readers into powerful multi-format reading devices with Calibre OPDS sync.

Installation

Download the KOReader release package for your device from https://koreader.rocks/download.

KOReader is licensed under the GNU AGPL-3.0 license.

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KOReader FAQs

KOReader is listed as a Media tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository and official website for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

KOReader is listed under the AGPL-3.0 license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

KOReader is listed as an alternative to Kindle OS. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.