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Document Diff Checker

Paste two drafts or open text files. One comparison lines them up and marks added, removed, and changed lines. Use it for a document draft, a config file, or a changelog. Trailing spaces can be ignored. The texts are not stored.

Score

84%

Type

Utility

Core features

  • Side by side

    Original and revised lines stay aligned, with line numbers on each side.

  • Added, removed, changed

    A removed line paired with the new line beside it is marked as changed.

  • Drafts and configs

    Paste text or open a .txt, Markdown, JSON, YAML, or log file on either side.

Specifications

MarksAdded, removed, changed, unchanged
Limit2,000 lines · 200,000 characters each
SpacesTrailing spaces optional
PrivacyNot stored