ZBar bar code reader is described as 'ZBar is an open-source C barcode reading library with C++, Python, Perl, and Ruby bindings. It is also implemented on Linux and Microsoft Windows as a command-line application, and as an iPhone application. It was originally developed at SourceForge' and is an app in the System & Hardware category. There are more than 10 alternatives to ZBar bar code reader for a variety of platforms, including Android, Windows, Android Tablet, Online / Web-based and iPhone. The best alternative is Barcode Scanner, which is both free and Open Source. Other great apps like ZBar bar code reader are ZXing (Free, Open Source), Obsqr (Free, Open Source), kamkode (Free, Open Source) and QR Scanner Rewards (Free).