Scouring the “Issues” tab of these repositories reveals common pitfalls and their fixes.
If you're looking for a polished, all-in-one solution, is a fantastic place to start. It's a local web application that acts as a full design and printing studio for portable Bluetooth thermal label printers. CatLabel supports Niimbot (D11, B1, B21), Phomemo, and other generic printers, all through a sleek interface built with FastAPI and React. niimbot github