Codabar, also known as Ames Code, USD-4, NW-7 and Code 2 of 7, can encode 16 different characters and is used by US blood banks, photo development laboratories and on FedEx air bills. It was originally designed to be accurately read even when printed on older dot-matrix printers.
LEADTOOLS symbology identifier
Medical Web Viewer .NET
.NET, Java, Android, and iOS/macOS Assemblies
C API/C++ Class Libraries