gLabels - gLabels is a program for creating labels and business cards for the GNOME desktop environment.

NiceLabel - NiceLabel is a label design and label management systems that help companies of all sizes to enhance the quality, efficiency and speed of their labelling while reducing cost.

BusinessCardLand - BusinessCardLand is a free, easy-to-use, no-login-required online business card maker.

QZ Tray - Print raw (ZPL, ESC/P, FGL), HTML, PDF as well as communicate with USB, HID, and serial devices...

Orion Label Maker - Orion Label Maker is the all-in-one solution for designing and printing labels right from your Mac.

ZebraDesigner - ZebraDesigner is another barcode label software that offers all the basic features that you really need to create a barcode label.