TL;DR: The Epson Easy Print Module isn't a sexy app or a cloud dashboard. It’s a 200KB JavaScript library that solves a surprisingly brutal problem: getting a receipt printer to talk to a web browser without crashing, hanging, or requiring a PhD in CUPS.
But the API itself is refreshingly simple. Epson Easy Print Module
// Step 1: Encode your ESC/POS commands const commands = [ 0x1B, 0x40, // Initialize printer 0x1B, 0x61, 0x01, // Center align ...textToBytes("THANK YOU\n"), 0x1D, 0x56, 0x42, 0x00 // Cut paper ]; const base64Data = btoa(String.fromCharCode(...commands)); TL;DR: The Epson Easy Print Module isn't a