Online Barcode Generator > Generate EAN-128
This is a free web-based online barcode generator designed for users to easily generate EAN-128 (GS1-128) linear barcodes in Jpeg, Gif and Png image formats. Users can freely adjust various barcode parameters such as barcode size, rotation, resolution, image formats, text font etc. For more settings or barcode integrations, please navigate to other KeepAutomation barcode solutions, including:




NOTE

We are providing free online barcode generation service through url. You can generate barcode image in your web server through the following url:

https://www.keepautomation.com/linear.aspx?TYPE=4&DATA=123456789

To get this free online service, please contact us support@keepautomation.com

Watch a quick video: how to get a free keycode and apply it?





Barcode Image Setting
ParameterValueNote
SymbologyEAN-128
Code to EncodeValid Input: All ASCII Chars. A-Z, a-z, 0-9, etc
Tilde EnabledSet true to encode Function chars, etc
Unit of MeasurePixel, Cm and Inch to select
X (Bar Width)Minimum is 1 pixel
Y (Bar Height)
Orientation0, 90, 180, 270 degrees to select
DPI
Image FormatPng, Gif and Jpeg available
Left MarginA 10x margin is pre-added as specified
Right MarginA 10x margin is pre-added as specified
Show TextSet true to display data text under image
Text Font SizeFont size of the human readable text
Unlock Keycode




Checksum digit is automatically calculated and added!

Right click the barcode and select "save as" to save the image to your computer.


EAN-128 Barcode SDK Library
EAN-128 for .NET EAN-128 for C# EAN-128 for Excel EAN-128 for Crystal Reports
EAN-128 for ASP.NET EAN-128 for VB.NET EAN-128 for Word EAN-128 for Reporting Services
EAN-128 for .NET WinForms EAN-128 for Java EAN-128 Font EAN-128 for RDLC Reports


GS1-128 Introduction

The GS1-128 barcode is a subset of the Code 128 barcode symbology.

By agreement between AIM and GS1, use of the Function 1 Symbol Character (FNC1) in Code 128 symbols in the first symbol character position following the start character has been reserved exclusively for the GS1 system. This extremely flexible symbology encodes element strings using GS1 Application Identifiers.

Using free online GS1-128 generator web app, you will quickly generate GS1-128 barcode images online by providing GS1 data messages.

GS1-128 Character Set Encoding

Supported characters

  • The GS1 subset of International Standard ISO/IEC 646
  • Four non-data function characters. FNC2 and FNC4 are not used in GS1-128 barcodes.
  • Four code set selection characters (including single character code set shift).
  • Three start characters.
  • One stop character.


FNC1 character

To create a valid GS1-128 barcode, a FNC1 (Function Code 1) must be inserted immediately after the start character in the barcode symbology.

The FNC1 character is not a visible character. It does not show in the human interpretation of your GS1-128 barcodes. Only barcode scanner devices or barcode reader software can read FNC1 characters.

Using free online GS1-128 barcode generator web app, you do not need encode FNC1 character manually. The barcode generator software will encode it for you automatically.

GS1-128 symbol check digit

The GS1-128 check digit SHALL be included as the last symbol character before the stop character.

The GS1-128 checksum digit SHALL NOT be represented in the human readable interpretation nor shall it be transmitted by the GS1 128 decoder.

Same as FNC1 char, using free online GS1-128 barcode generator web app, you do not need calculate check digit by yourself manually. The barcode generator software will calculate the check digit and encode in the GS1-128 barcode symbology for you automatically.
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