Ninja Remote Printer
sefirosweb
This extension allows automatic printing of documents, including PDF and ZPL, this is useful for business and warehouse applications, which requires printing without prompting confirmation, the printer must be pre-configured in your business application. This is done by sending a message through "nativeMessaging" which bridges the connection between the browser and your printer. To use it, you need to install on your computer the application that listens to the "nativeMessaging" event, this is not included in this extension, it must be downloaded and installed separately: In addition, your business application must send through javascript to which printer and in which format it will be printed, the document must be encoded in base64, either ZPL or PDF, I include a link to an example:
