QR codes & barcodes
Tools will load when you run.QR Code to JSON
Decode JSON stored in a QR image, or export a structured report for text, links, Wi-Fi and vCard content.
How to use QR Code to JSON
- Choose your PNG, JPEG, WebP, BMP, GIF.
- Upload a PNG, JPEG, WebP, BMP or GIF image containing a QR code.
- Download the original JSON payload when present, or a report describing the decoded content.
Process multiple files
Use a workflow to apply the same settings to each file.
Formats and requirements
- Input formats
- PNG, JPEG, WebP, BMP, GIF
- Output
- JSON
- Availability
- Free in your browser and through the CLI
- Files per operation
- 1
- Browser file limit
- 16 MiB per file, 128 MiB total
What to expect
Reads QR payloads locally from an image; Scan also supports a browser camera. Reverse reveals the stored content, not the original image or generator settings. No links are opened automatically.
Do my files leave my device?
No. Thanks to advanced file-processing technology, your files are processed directly on your device, inside your browser. OneKit does not receive your input files or results. Required public processing libraries may download when you first use the tool.
File privacy and local processing →