Show HN: Label Design App for BT Thermal Printers – Niimbot, "Cat Printers"

Category: devtools

Tags: label-printing, bluetooth, thermal-printer, react, fastapi

Score: 5.8/10 (Innovation: 5, Technical: 6, Documentation: 7, Utility: 5)

CatLabel Studio is a local web app for designing and printing labels on Bluetooth thermal printers, converting a CLI/Tkinter tool into a modern FastAPI + React interface. It supports multiple printer protocols (Niimbot, Phomemo, generic) and adds features like an AI layout assistant, batch printing with variables, and HTML/CSS-based label design. The project is interesting for bringing niche hardware support and advanced label design capabilities into an easily accessible web UI.

Target audience: hobbyists, small business owners, makers

Repository: https://github.com/lukaszliniewicz/catlabel · JavaScript · Apache-2.0

View on Hacker News