KOReader

Hacker News Top Tools
e-reader document-viewer e-ink open-source kindle kobo android

Summary

KOReader is an open-source document viewer for E Ink devices that supports a wide range of file formats including EPUB, PDF, and MOBI, and runs on Kindle, Kobo, PocketBook, Android, and desktop Linux.

No content available
Original Article
View Cached Full Text

Cached at: 07/29/26, 12:54 PM

# KOReader Source: [https://koreader.rocks/](https://koreader.rocks/) ## ![KOReader](https://koreader.rocks/koreader-logo.png) *KOReader*is a document viewer for E Ink devices\. Supported fileformats include EPUB, PDF, DjVu, XPS, CBT, CBZ, FB2, PDB, TXT, HTML, RTF, CHM, DOC, MOBI and ZIP files\. It’s available for Kindle, Kobo, PocketBook, Android and desktop Linux\.

Similar Articles

The Best E-Readers of 2026: Kobo, Kindle

Wired

WIRED's guide to the best e-readers of 2026 compares top models from Kobo, Kindle, and Boox, highlighting features like color screens, page-turn buttons, and Android-based experiences.

ReadHere

Product Hunt

ReadHere is a lightweight PDF & EPUB reader that runs directly in your browser.

Your ePub Is Fine. Kobo Disagrees. Blame Adobe

Hacker News Top

A blog post details how ebooks that pass the strict epubcheck validation fail on Kobo devices due to Adobe's outdated RMSDK rendering engine, highlighting compatibility issues with the DRM-focused Adobe Digital Editions.

Reader Alive

Product Hunt

Reader Alive is a tool that lets you translate, listen to, and ask questions about your ebooks.