* [hunk v0.20.0](https://github.com/modem-dev/hunk) – Review-first terminal diff viewer for agent-authored changesets.

* [oasdiff v1.28.0](https://github.com/oasdiff/oasdiff) – Command-line and Go package for comparing OpenAPI specs and detecting breaking changes.

* [Microdiff v1.6.0](https://github.com/AsyncBanana/microdiff) – A tiny, zero-dependency object and array diff library focused on speed with full TypeScript support and cycle handling.

* [revdiff v1.12.0](https://github.com/umputun/revdiff) – Lightweight TUI for reviewing git diffs with inline annotations, outputting structured annotations to stdout.

* [decK v1.65.3](https://github.com/Kong/deck) – Declarative configuration management and drift detection tool for Kong.

* [OpenAPI Changes v0.2.11](https://github.com/pb33f/openapi-changes) – Tool that detects and reports changes between OpenAPI and Swagger specifications, offering terminal and HTML reports.

* [Happo v6.13.3](https://github.com/happo/happo) – Library for integrating visual regression testing with happo.io platform.

* [Superdiff v4.2.3](https://github.com/DoneDeal0/superdiff) – Provides rich, readable diffs for arrays and objects with streaming support, zero dependencies, and top-tier performance.

* [diff-match-patch-es v2.0.1](https://github.com/antfu/diff-match-patch-es) – ESM and TypeScript rewrite of Google's diff-match-patch library for JavaScript, structured as pure, tree-shakable functions with type declarations.

* [Diff DOM Streaming 0.6.10](https://github.com/brisa-build/diff-dom-streaming) – Diff DOM Streaming updates an existing DOM by incrementally applying insertions, deletions, and modifications from an HTML byte stream.