图片校验和生成器
直接在浏览器中生成图片的 SHA-256 哈希值，无需上传文件即可复制结果或下载 CSV 报告。
免费使用Browser tool
Image checksum generator
Runs locally in your browser. The selected image is not uploaded by this tool.
JPEG, PNG, and WebP are supported by default. Specialized converters restrict the file picker to their required input format.
How to use
Choose images
Select one image or a batch of JPG, PNG, WebP, GIF, SVG, TIFF, HEIC, AVIF, BMP, or ICO files.
Generate SHA-256 hashes
The browser reads each file locally and calculates a checksum from the exact file bytes.
Copy or download
Copy a single hash, copy a filename + hash list, or download a CSV report for verification.
Features
Runs in your browser
The tool uses browser image APIs where possible, so files stay on your device during the edit.
Batch SHA-256 hashes
Hash up to 200 local images at once and keep file name, MIME type, size, and checksum together.
Copy or export results
Copy one hash, copy the whole verification list, or download a CSV manifest for delivery checks and archives.
After this task
After this free tool, open Ai Enhance for the next AI editing workflow.
Continue with Ai EnhanceSpecifications
| Input formats | JPG, PNG, WebP, GIF, SVG, TIFF, HEIC, AVIF, BMP, ICO, and other browser image files |
| Processing | Client-side File API and Web Crypto SHA-256 |
| Account required | No |
Related Magic Eraser Tools
Common questions
Is Image checksum generator free?
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Yes. You can generate SHA-256 hashes without signing in.
Are my images uploaded?
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No. The tool reads files with browser APIs and calculates hashes locally with Web Crypto.
Why did the hash change after editing metadata?
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A checksum is based on exact file bytes. Cropping, compression, EXIF changes, or renaming exports can produce a different hash.
Need more AI editing?
Open Magic Eraser for object removal, background cleanup, AI Enhance, and other advanced edits.
Open Magic EraserMore free tools
Explore our other limited free edits after sign-in photo and image tools.
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