JailHelper - Version 1.0 JailHelper is a 1D barcode decoder. JailHelper knows how to deal with bars! JailHelper can read barcodes at any angle, black on white and white on black, with high accuracy and furiously fast. JailHelper is highly customizable. You may set:direction of reading barcode types to be searched for density factorthe value for balancing speed/accuracy ratio. JailHelper is available for the Windows and Linux operating systems. Porting to embedded system is available upon request.