CodeUtils
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RelatedInline DiffJSON DiffJSON Formatter

Paste two blocks of text side by side and immediately see which lines were added, removed, or changed. Works on any plain text — code, configs, prose.

Use Cases

  • ›Comparing two versions of a configuration file before deploying
  • ›Reviewing what changed between two API responses
  • ›Auditing edits to documentation or spec files
  • ›Spotting accidental whitespace or encoding differences

Example

Input
version: "1.0"
port: 3000
debug: true
---
version: "1.1"
port: 3000
debug: false
Output
version: "1.0" → "1.1"
(unchanged) port: 3000
debug: true → false

FAQ

Does it support inline character-level diffing?

Yes. Switch to inline view and changed characters within a line are highlighted individually.

Can I diff minified JSON or code?

Yes, though formatting both sides first usually gives a more readable diff.