You are searching for more than a standard desktop solution. Labels should be printed without a Windows PC involved even when utilizing printer with stand-alone printing support.
In addition to its many integration options, NiceLabel can also be used as a label design tool for stand-alone printing solutions that do not require a computer to be present at print time.
The label templates are designed and prepared in advance on a PC and then transferred to the stand-alone device. Once this preparation is complete, the label printing process runs without additional computer interaction.