Where can I get updates for Papyrix?

Updates are published on the GitHub repository and release page: https://github.com/bigbag/papyrix-reader/.

How do I flash this firmware safely?

Follow the flashing guide at https://www.readme.club/how-to-flash and back up your device before flashing.

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Xteink X4 & X3

Beyond the default. Your reader, your way.

Community and official firmwares that change how you read—different interfaces, features, and workflows. Discover alternatives that fit you.

Papyrix

vv1.13.0 X4

155 stars 9 forks Last release: Feb 2026

Open GitHub How to flash safely

A lightweight, user-friendly firmware fork for the Xteink X4 e-paper display reader.
Built using PlatformIO and targeting the ESP32-C3 microcontroller.

Papyrix is a fork of CrossPoint Reader, focused on creating a light, streamlined reading experience with improved UI defaults.

The easiest way to install Papyrix is using papyrix-flasher — a cross-platform CLI tool with auto-detection and embedded bootloader.

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Page updated: Feb 27, 2026

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