条形码生成・识别工具

在浏览器中生成 Code 128、JAN、EAN、UPC、ITF、NW-7 条形码，并从图片或摄像头识别条形码的免费工具。

generate barcode

barcode format

内容

Input

Horizontal magnification

高度

left and right margins

Additional information for this feature.

bar color

背景颜色

Generate

生成结果

The barcode you generated will be displayed here.

格式: -
Output value: -
check digit: -

Read barcode from image

选择或放下图像 Supports PNG, JPEG, WebP, GIF, and BMP. You can also paste from the clipboard.

未选择图像。

读取结果

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.

使用方法及注意事项

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.

关于此工具

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.

支持的功能

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

使用方法

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.

限制事项

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.

隐私: 所选文件以及转换、分析结果仅在浏览器中处理，不会发送或保存到 Develop Tools 服务器。