Overview of ML emulators in cms: https://indico.cern.ch/event/1498722/contributions/6472377/attachments/3104574/5501841/ml@l1_emulators.pdf Emulator tutorial: https ...
Printer emulator for Zpl, Esc/Pos rendering engine. The emulator is based on the labelary web service. You can configure print density, label size and the tcp server to listen for any incoming labels.