CodeSanitize | Code privacy before AI

01 Privacy for the AI era

Replace sensitive data and proprietary terms with reversible placeholders before sharing code with AI tools.

No upload No backend Reversible

02 / SANITIZER

Sanitize code

Drop the file here

Protection rules

Keys and secretsToken, API key, JWT, private key Internal networkPrivate IP, MAC and hostname Addresses and domainsURL, domain and connection string Personal informationEmail and user paths Comment contentHide internal notes while preserving syntax Identifier namesVariables, functions and classes All string valuesStrict mode; may reduce useful context

No code leaves your browser. Replacement mappings remain in this session only.

CUSTOM BLACKLIST

Custom value mappings

Mappings come from blacklist.json. Source and replacement edits stay in this browser.

Source Replacement

Loading blacklist.json...

0 mappings

03 / CHECKLIST

One human review before sending.

01 Review the output; no automated tool provides a 100% guarantee.

02 Share only the smallest necessary section with external services.

03 Keep mapping files confidential; they contain the original values.

Sanitize code

Custom value mappings

Restore the AI response to original values

One human review before sending.