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Data is processed locally in your browser and is never uploaded

Online Code Diff Tool

Original Code

Compared Code

Double-click a diff result to return to editing. All comparisons happen locally in your browser.

Compare Code and Text Differences Online

Compare API responses, configuration files, scripts and plain text. Input is never uploaded; file reading and diff calculation happen locally in your browser.

JSON Formatter JSON Converter

Example and limitations

Ignore whitespace normalizes whitespace within each line; ignore case affects comparison only. A visually identical result does not prove semantic equivalence.

Code Diff: How Whitespace and Case Affect Results