EinkHub Flash Tools
Web-based firmware tools for e-ink readers running CrossPoint open-source firmware. Back up, restore, and flash your device directly from the browser using the Web Serial API.
Select your device
Xteink X3
ESP32-C36-inch e-ink reader with physical buttons. Flash the latest CrossPoint firmware with improved grayscale antialiasing.
Flash, backup, restore, and debug tools
M5Stack Paper S3
ESP32-S3M5Stack touchscreen e-paper development board. Flash CrossPoint PaperS3 community firmware.
Flash, backup, restore, and debug tools
How it works
This tool uses the Web Serial API to communicate with your device over USB. It requires Chrome or Edge — Safari, Firefox, and other browsers are not supported.
Select your device above to access flash controls, full backup and restore, OTA fast flashing, and debug tools.