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github-actions[bot] edited this page Nov 11, 2026 · 3 revisions

GZreader logo

GZreader is KOReader trimmed down to reading, with the ZenOS interface and a built-in connection to your self-hosted Grimmory book server, packaged for older Kindles (Kindle 2, Keyboard, DX, 4, Touch, Paperwhite 3 and newer touch Kindles) and, as test builds, the Nook 1st Edition and Nook Simple Touch.

Start here

What's in GZreader What the package contains, and what was left out
Device compatibility Which Kindles and Nooks run it, and what has been tested
Feature overview Everything it does, with links to the details
Changes from KOReader and ZenOS What GZreader does differently
Installing Which package, step by step, for each device
Jailbreaking and rooting Before installing: jailbreak the Kindle or root the Nook

Using GZreader

Downloads: the latest release. Changes: the changelog. Problems: open an issue with the diagnostic log, or send it from the Kindle (how).

This wiki is published from the wiki/ folder of the repository: edit it there.

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