Barcode Wizard 4.1 lets you make your on bar codes and export them to other windows applications. Its also lets you run it from a command line with a text file input, it can scan for a specific line and a barcode to it and print out the file with the bar code.

Barcode Wizard is the Shareware version. The full version can be purchased by clicking on the "CLICK HERE TO ORDER" button below for around  19.95USD.