dicom.link Anonymizer

WebAssembly-powered, Local Browser-Based DICOM studies De-Identification

Anonymize DICOM files locally in your browser. No upload. Export anonymized studies as ZIP.

Tip: You can use the online DICOM Viewer to inspect your study and check its tags both before and after anonymization.
Disclaimer: This tool is provided "as is" and processing is performed entirely in your browser. While it strives to follow the DICOM PS3.15 standard, all generated data must be manually reviewed before actual use to ensure de-identification is complete and correct.

Upload DICOM Data

Retention Options

Cleaning Options

Diagnostics

Custom Tag Replacements

Format: 0010,0010 or (0010,0010) or 00100010. Use {study}, {series}, {sop}, {patient} as placeholders.

Study Output

Native uses the browser's built-in compressor (fast, fixed level). Software respects the compression level.

0 disables compression. 1-9 compresses; higher levels can be slower. Software codec only.

Offloads ZIP compression to background threads.

Warning: The error log might contain Protected Health Information (PHI) like filenames. Leaving this unchecked prevents accidental exposure.

* Not yet implemented

Browser Storage

App namespace: _anonymization. No active study output storage.

Process a study using browser storage to see app-staged outputs here.