Lightweight open-source firmware for Xteink X4 e-paper reader • 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

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

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

Firmware for the Xteink X4 e-paper display reader

ESPHome components for Xteink X4 e-reader

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.

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

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.

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

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

Go library and CLI for encoding, decoding, and manipulating Xteink e-paper image and comic container formats.

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

电子墨水屏留台单编辑页面。

Present multiple OPDS feeds in a single feed

支持阅星曈X3，X4的壁纸，一个功能丰富的像素风格工卡生成器，支持自定义文字、头像、二维码、签名等功能。