C# source code for upc barcode image generation on .NET Framework, .NET Standard, COM Interloop for PHP, VBScript, Delphi, C++....UPC-A, UPC-E, UPCA GS1 Code 128 Coupon, UPCA GS1 Databar Coupon barcodes...UPC-A, UPC-E, UPCA GS1 Code 128 Coupon, UPCA GS1 Databar Coupon barcode...