# What changed in react-diff-view

> 2 changes in react-diff-view 3 from its official release notes, upgrade guides and advisories: 1 new APIs and options. Each one cited. Sources checked 2026-10-27. HTML: https://unstale.sh/npm/react-diff-view/

To see which of these apply to a repository, run `npx @unstale/cli init` in it.

## react-diff-view 3

### New APIs and options

- Utility functions to check change type are now exported. (3.0.0) — [release notes](https://github.com/otakustay/react-diff-view/blob/HEAD/CHANGELOG.md)

### Tooling

- TypeScript support was added; types may not be exactly what you expected. (3.0.0) — [release notes](https://github.com/otakustay/react-diff-view/blob/HEAD/CHANGELOG.md)