Here is the developer calculator, you can run it even from the command line, and the result would be printed in command window back, please see the screen shots.
Our POSTNET Font Advantage Package allows you to print POSTNET, PLANET, FIM, OCR-A and Interleaved 2 of 5 from MS Windows, Macintosh, UNIX and a variety of other operating systems;
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NIST (ANSI/NIST-ITL 1-2000) library. Version 1.0. Cognaxon NIST (ANSI/NIST-ITL 1-2000) library reads and extracts NIST (ANSI/NIST-ITL 1-2000) file format.
Downloads: 35187 - Demo - Download Now
Screen Ruler 2D including magnifier, color picker and window information panel with positioning aids for pixel accurate positioning.
Downloads: 34826 - Shareware - Download Now
pdf to tiff batch converter
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Php script that creates barcodes. It supports all major 1D and 2D barcoding symbologies: Code39,Code39 (Extended), UPC, EAN8, EAN13, CODE128, Code 93, Code 93 extended, Industrial 25, GS1 Databar,RSS,Aztec , Datamatrix, PDF417, QRCode and Maxicode.
Downloads: 35395 - Demo - Download Now