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API Changelog Diff

v1.1.0

Compare API versions and generate a human-readable changelog.

Compares two OpenAPI or REST API changelog documents side-by-side and highlights breaking changes, new endpoints, deprecated fields, and version differences.

How to use
  • →Paste or upload two API changelog versions — one in each input panel.
  • →Review the diff output to identify breaking changes highlighted in red and additions in green.
  • →Use the filter controls to show only breaking changes, deprecations, or additions.
  • →Export the diff summary to share it with your team or include in release notes.