UPC-A
The Universal Product Code (UPC) barcode is used in the retail industry. UPC-A consists of 12 numbers.
EAN-13
The European Article Numbering System (EAN) is a superset of UPC. EAN13 consists of 13 numbers.
ITF
Interleaved 2 of 5 (ITF) is a numeric-only barcode used for encoding pairs of numbers in a high density barcode format similar to code 128 character set C.
Code 128
Code 128 is a very effective, high-density symbology which permits the encoding of alphanumeric data. The symbology includes a checksum digit for verification, and the barcode may also be verified character-by-character verifying the parity of each data byte.