Barcode generation/reading tool

Create various barcodes and read images/cameras only within your browser.

generate barcode

barcode format

Message

Input

Horizontal magnification

Height

left and right margins

Additional information for this feature.

bar color

Background color

Generate

Generated result

The barcode you generated will be displayed here.

Format: -
Output value: -
check digit: -

Read barcode from image

Select or drop image Supports PNG, JPEG, WebP, GIF, and BMP. You can also paste from the clipboard.

No image selected.

Scan Result

Result

Please select an image with a large and clear barcode.

Read barcode with camera

When you start the camera, the image will be displayed.

The camera will not start until you press the button.

Camera functionality is available over HTTPS or localhost. Permitted images will only be used for reading within the browser.

Instructions and Notes

JAN, EAN, UPC, and ITF-14 will be automatically calculated if you omit the check digit. If already entered, verify integrity.
Result
Images that are blurred, reflective, have low contrast, lack white space, or have bars that are too small may be unreadable.
Before printing or using it for business purposes, please make sure that it can be read by the actual scanner you will be using.
This tool targets Code 128, Code 39, JAN/EAN, UPC-A, ITF, ITF-14, Codabar/NW-7.

About this tool

You can save product codes, control numbers, slip codes, etc. as barcode images, and check the values and formats from images at hand or camera footage.

Features

Generation of Code 128, Code 39, JAN-13/JAN-8, EAN-13/EAN-8, UPC-A, ITF/ITF-14, Codabar/NW-7
Check digit calculation and verification for JAN/EAN/UPC/ITF-14
PNG/SVG saving, image/pasting, barcode reading from camera

How to use

Select the barcode format and enter numbers or strings.
Set the height, horizontal magnification, margins, text display, and color to generate.
Save the generated image or use an image or camera to read the barcode.

Limitations

Images that are blurred, reflective, have low contrast, lack white space, or have bars that are too small may be unreadable.
Camera reading requires an HTTPS environment and browser camera permission.
Before printing or using it for business purposes, please make sure that it can be read by the actual scanner you will be using.

Privacy: Selected files and conversion or analysis results are processed in your browser and are neither sent to nor stored on the Develop Tools server.