@thermal-label/labelwriterTypeScript driver for Dymo LabelWriter

No vendor software. No proprietary drivers. Just USB, TCP, and WebUSB — from Node.js, the CLI, or the browser.

Node.js

Direct USB bulk-transfer printing from Node.js servers and desktop apps. Wi-Fi TCP printing for wireless models. Zero native dependencies beyond the usb package.

Node.js guide

⌨️

CLI

One-line label printing from the terminal. Print text, images, check status, and recover from errors — great for scripting and automation.

CLI guide

🌐

Browser

WebUSB printing directly from Chrome or Edge — no server, no install, no driver swap required.

Web guide

🖨️Supported hardwareDevice list, USB PIDs, protocol variants, NFC lock→📡Protocol & Core API450 and 550 ESC sequences, RLE encoding, job headers→

550 series NFC label lock

The LabelWriter 550, 550 Turbo, and 5XL enforce NFC chip validation on every print job. Non-certified labels are rejected at the hardware level — there is no software workaround. See Hardware for the full model list.

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