We Spent Days Fighting a Zebra Card Printer. So You Don't Have To.

If you've ever tried to programmatically control a Zebra ZC350 card printer, you already know the pain. And if you haven't, let me save you some time: it's considerable. I want to save you the pain, even if you are a competitor. Feed a card. Encode an NFC chip. Print a badge. Eject it. Sounds simple. It wasn't. We built an open-source bridge called Dazzle because a client needed automated card issuance inside a larger workflow, and getting from "nice hardware" to "working software" was much harder than it should have been. If you're going to have zebra problems, you might as well answer them with Dazzle. Bonus points if you get the reference. At one point we spent hours staring at APDU responses that all came back 6900 , trying to figure out whether we were talking to the card, the reader, the SAM, or something undocumented in between. So we open-sourced the thing we wish we'd had on day one. What Dazzle Does Dazzle is a .NET 8 helper that runs as a child process and speaks JSON over s