LibreOffice is a good open source office suite that can be used as a label printing software. Libre Office Label Printing Software is Free to Download For Windows. There are a number of templates available online to choose from, so as to ease your task to make labels. Also different option can be chosen to add different formatting options, add text, tables, images, charts, tables, graphics, change text layout, etc. to make your label as per your requirement. You can also connect it to database and then create labels based on database entries.