The Universal Product Code is a barcode symbology that is widely used worldwide for tracking trade items in stores.
Learn more about UPCA
PNG, Portable Network Graphics, refers to a type of raster image file format that use loseless compression. This file format was created as a replacement of Graphics Interchange Format (GIF) and has no copyright limitations. However, PNG file format does not support animations. PNG file format supports loseless image compression that makes it popular among its users. With the passage of time, PNG has evolved as one of the mostly used image file format.
Read More
You can also sign other file formats. Please see the list below.