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string.isCyberChef
Free

Free to use and open source under the AGPL-3.0 licence.

 Free

The open-source application is available without a license fee.

Web, Self-hosted Web, Self-hosted
  • Detects the input format and suggests output options
  • Sets no cookies and uses a strict Content Security Policy
  • Combine many data operations into repeatable recipes
  • Internet Explorer is not supported
  • Limited to the formats its converters cover
  • Complex recipes require understanding the transformations involved.
Web application, Self-hosted Web application, Self-hosted
Open source Open source
License: AGPL-3.0 License: Apache-2.0
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.