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These programs and links allow you to add bar code images to your web pages.

Java Barcode Programs

JAVA Barcode Bean, Applet and Servlet Packages
The Java bean, applet and servlet packages Easily add barcodes to web and Java applications. The servlets and applets require no programming; the servlets may be embedded in HTML with the standard IMG tag. The Java Barcode Packages support Code 39, Code 128, Interleaved 2 of 5, Codabar, UPC, EAN, MSI, Code 11, Code 93, POSTNET, PLANET and 2D symbologies including PDF417, DataMatrix and MaxiCode. You may view the operation of the their Linear Barcode Applet online or download the evaluation version in a ZIP file which contains the JavaBean, Applet, Servlet, Class Library, a user manual and source code for the applet and servlet. From IDAutomation.com, Inc.

BarCode/JSP for Web Pages
BarCode/JSP from Bokai Corporation is a lightweight Java server component that generates barcode images dynamically on a web server in JPEG and PNG formats, with a servlet or a JSP page. Common use of the product requires no programming or scripting; you can embed dynamic barcode images in any HTML files with the standard <IMG> tag. 25 symbologies/variants are supported. A wide array of features are available including: rotation, font, colors, text positions, saving image optionally to file, etc.

Java Barcode
Java barcode is a bunch of Java classes that implements the full set of bar code on the market. There are Java classes for Code 39, and Extended Code 39. Other are in development.

RBarcode, Barcodes for Java
RBarcode adds barcodes to your Java [TM] application or web site. RBarcode contains an applet and a java class (also Bean) so that you can use it in you web site or you application. The class is an extension of java.awt.Canvas so you can put it in any java container. From java4less.

PHP Classes for Web Pages

class.barcodeClass.zip is a PHP class for displaying barcode through a server that is PHP-enabled. According to the author it works just like this:

$code128 = new code128();
Print $code128->produceHTML("MyBarCode128");

For more information, contact Dan Billeci [dan@travelnice.com].

A modified version of the PHP class above is available here. The modification includes:index.php is a wrapper, allowing for direct user interaction. bar128.php contains the function: bar128(text, [,height])

Advantages over the original version: One liner barcodes: echo bar128("My Bar Code"); Does NOT require the user to provide images Smaller: 2506 bytes vs 6664 bytes in original loads faster: Fits in one 4k allocation unit instead of 2. And no image requests easier to read code with comments. For more information, contact Andy Jackson [snadrus@yahoo.com]

Other Barcode Web Page Tools

BarCode/ASP for Web Pages
BarCode/ASP from Bokai Corporation is a lightweight COM server component that generates barcode images dynamically on a web server in JPEG and PNG formats. Common use of the product requires no programming or scripting; you can embed dynamic barcode images in any HTML files with the standard <IMG> tag. 25 symbologies/variants are supported. A wide array of features are available including: rotation, font, colors, text positions, saving image optionally to file, etc.

ASP Barcode Server Component for IIS
The ASP Barcode Server Component for IIS is a server side component used to add barcodes to web pages hosted on Microsoft Internet Information Server (IIS) through Active Server Pages (ASP). This implementation is compatible with all browsers and is easy to embed in HTML as an image with the <IMG> tag. Download a free DEMO at ID Automation.

ID Automation ASP.NET Barcode Web Control
The ID Automation ASP.NET Barcode Web Control easily adds barcodes to ASP.NET web applications with its 100% managed code web control. Barcodes dynamically appear in the web browser as high quality JPEG images. Supports several linear and 2D barcode symbologies.Free Demo.

IDAutomation Barcode WebService
Integrate dynamic barcodes into applications that support Web Services with the IDAutomation Barcode WebService. Use the fully functional barcode service online for free from here, or download the fully functional demo from here.

e-BARZ™ for Web Pages
e-BARZ - lets you print bar codes on any documents from a web site - invoices, pick slips, coupons, tickets, etc. For more information access www.unibar.com.

e-BARCODE 2000 for Web Pages
e-BARCODE 2000 - label printing software for UNIX, Linux, NT/2000/XP web applications lets you print bar codes and labels anywhere, any time, and updated instantly as needed from the web site. Great for easy compliance labels, shipping labels. For more information access www.unibar.com.

StarVisor Bar Code for Web Pages
StarVisor Bar Code from Gossamer Web, Inc. allows you to display bar code on your web site, dynamically. This cgi program can produce UPC A, UPC E, EAN 13/JAN 13, and EAN 8/JAN 8.

TBarCode ActiveX for Web Pages
TBarCode from TEC-IT can be used on a web server for generating barcode images. It supports all of the popular bar code formats, including UPC, EAN, 2of5, 39, 128 (...) and also MaxiCode, PDF417 and Data Matrix. You can adjust all barcode parameters like print ratio, module width, checksum calculation.. The barcode can be embedded in any HTML file within the <IMG> tag. For use with any web servers / scripting languages that support COM server components (IIS, ASP, PHP).

Hints For Barcodes On Web Pages
To detect if a barcode image has loaded on a web page, you can use the following Javascript test:

document.images[3].complete == true

where the barcode image is the fourth image on the page (the array starts with 0). This will work for Netscape 3+ and IE4+.

Perl Module for Code 128
This Perl Module will print Code 128 barcode.

Business::UPC
Business::UPC is a Perl module for manipulating UPC barcode.