xteink-x4

Lightweight open-source firmware for Xteink e-paper reader (X4 pro, X4, X3) • EPUB/FB2/MD/TXT support • Custom themes & fonts

Desktop converter to binary book formats (such as XTC used on Xteink devices) based on Cool Reader / crengine

EPUB optimizer and XTC/XTCH converter for Xteink X4 e-reader (480×800 e-ink display)

a minimal e-ink os targeting the esp32c3 and xteink x4 e-reader

A self-hosted companion app for Xteink and CrossPoint e-readers.

Web-based EPUB optimizer for e-ink readers. Converts images, strips fonts, cleans CSS/metadata, fixes TOC — all in one pass.

ESPHome components for Xteink X4 e-reader

Firmware for the Xteink X4 e-paper display reader

Custom firmware and a tmux bridge for using an XTeInk X4 as a small Wi-Fi e-ink terminal display.

Cross-platform CLI tool for flashing firmware to Xteink X4 e-paper reader devices (ESP32-C3). Features auto-detection, embedded bootloader, MD5 verification, and progress display.

Lightweight Rust firmware for the XTEink X4 and X3 e-readers

inkMOD — open-source custom firmware for Xteink X4/X3 with FB2, FB2.ZIP, EPUB, Russian/Ukrainian localization, dictionaries and reading enhancements.

Patch for JieLi/hanlinyue firmware updater to bypass broken VID check. For Free2 Bluetooth page turners (working with Xteink X4 and similar devices).

Read-only multi-library OPDS server for Calibre, built for the XteInk X4 and CrossPoint Reader.

Fork of CrossInk with added note-taking features.

Web application to convert your EPUB e-books to XTC format, for performant use on your XTEInk E-reader 📱👀

p5.js Truchet-based sleep-screen generators for XTeink X4 e-ink displays

CrossPoint Reader firmware fork for Xteink X4 with SM-2++ flashcards, automatic device-to-web sync, an offline-first PWA, and Codex/Kindle vocabulary import.

Present multiple OPDS feeds in a single feed