Niels Leenheer

Create a set of commands that can be send to any receipt printer that supports ESC/POS, StarLine or StarPRNT

This is an library that allows you to print to a Bluetooth connected receipt printer using WebBluetooth.

This is an library that allows you to print to a USB connected receipt printer using WebUSB.

Black and White dithering for the canvas element

This is an library that allows you to print to a receipt printer using WebSerial. This can either be a printer connected using a serial port, or a printer connected in any other way where the driver sets up a virtual serial port for compatiblitity reasons

This is an library that allows you to print to a network receipt printer using Node network sockets.

A library for converting Unicode to obscure single byte codepage for use with thermal printers.

[](https://www.npmjs.com/@point-of-sale/barcode-parser) 

Flatten canvas image data with transparency on a solid background