Kindle GitHub Repositories (2026) · Open Source Tools

KCC (a.k.a. Kindle Comic Converter) is a comic and manga converter for ebook readers.

Readest is a modern, feature-rich ebook reader designed for avid readers offering seamless cross-platform access, powerful tools, and an intuitive interface to elevate your reading experience.

The most comprehensive universal, multilingual, and monolingual dictionaries—perfect for e-readers, phones, tablets, and desktop apps. Powered by Wiktionary.

The official source code repository for the calibre ebook manager

Calibre-Web but Automated and with tons of New Features! Fully automate and simplify your eBook set up!

Make everything a GitHub svg poster and Skyline!

A command-line tool for Z-Library. Search, download, send to Kindle, and integrate with AI agents.

Grimoire: a handwriting notebook for the jailbroken Kindle Scribe. Sheet music and tab paper, nine pens (incl. charcoal and a tilt-aware calligraphy nib), PDF export over Wi-Fi/USB, pixel-gothic UI. GPL-3.0. Not affiliated with Amazon.

Send books from your Android phone to KOReader over Wi-Fi. No computer, no cables.