Superdiff provides a rich and readable diff for arrays, objects, code, text and coordinates. It supports stream and file inputs for handling large datasets efficiently, is battle-tested, has zero dependencies, and offers top-tier performance.

diff json-diff haversine text-diff object-diff array-diff code-diff string-diff list-diff geo-diff stream-diff

• Updated Oct 26, 2026
• TypeScript

Semantic structured diffs and GitHub-style text diffs for PHP: Diff::between() reports added, removed, modified and moved values at their paths, with identity-aware lists and redaction; Diff::text() gives Myers line diffs, hunks, unified patches and HTML.

php diff php-library audit-log text-diff html-diff composer-package data-comparison change-detection php8 deep-diff object-diff unified-diff array-diff pharaonic myers-diff line-diff structured-diff

• Updated Nov 6, 2026
• PHP

The fastest RFC 6902 JSON diff generator. Compact array diffs, optional move detection and zero runtime dependencies. Built for Node.js and Bun.

nodejs javascript diff json performance typescript json-pointer json-patch json-diff rfc6901 lcs rfc6902 zero-dependencies array-diff myers-diff

• Updated Oct 21, 2026
• TypeScript