# testing-library/react-testing-library · RepoSense Release & Migration Intelligence

> Ships `@testing-library/react@16.3.3` with upstream runtim. Drop-in upgrade. Migration: None.

## Metadata
- **Repository URL**: https://github.com/testing-library/react-testing-library
- **Primary Package**: `@testing-library/react` (NPM)
- **Categories**: `BUILD_TOOL`, `TESTING`
- **Latest Version**: `v16.3.3`
- **Semantic Status**: `COMPATIBLE`
- **Bundle Size Impact (unavailable)**: `Size Unavailable`
- **Atom Ingestion Feed**: https://github.com/testing-library/react-testing-library/releases.atom

## The Human Context (Plain-English Pitch)
@testing-library/react is an open-source library and developer tool in the testing-library/react-testing-library ecosystem. It saves developers from writing repetitive low-level boilerplate from scratch by providing a battle-tested, open-source implementation ready for production.

## Stage 1 Executive Summary ([Core Change] + [Required Action] + [Migration Effort])
Ships `@testing-library/react@16.3.3` with upstream runtim. Drop-in upgrade. Migration: None.

## Breaking Changes & Required Actions
- Ships `@testing-library/react@16.3.3` with upstream runtime refinements and stability fixes from `testing-library/react-testing-library`.
- Updates TypeScript declarations and internal module exports for `v16.3.3`.

## Migration Snippet
```ts
npm install @testing-library/react@16.3.3
```

## Ecosystem Compatibility Matrix & Graph Warnings
- **TypeScript 5.x** [`COMPATIBLE`]: Ships standard TypeScript declaration files without type regressions.

## Zero-Noise Release Timeline
- **v16.3.3** (2026-08-27) [COMPATIBLE]: Ships `@testing-library/react@16.3.3` with upstream runtim. Drop-in upgrade. Migration: None.

## Upgrade & Migration Q&A (GEO Direct Answers)
### Is testing-library/react-testing-library v16.3.3 safe to upgrade in production?
testing-library/react-testing-library v16.3.3 is classified as COMPATIBLE (PATCH release). Ships `@testing-library/react@16.3.3` with upstream runtim. Drop-in upgrade. Migration: None.

### What breaking changes or compatibility risks exist in testing-library/react-testing-library v16.3.3?
No breaking API changes or peer dependency conflicts are recorded for testing-library/react-testing-library v16.3.3 in the RepoSense compatibility graph.

### What is the bundle size impact of @testing-library/react v16.3.3?
Measured bundle size telemetry is currently unavailable for @testing-library/react v16.3.3; verify build output locally before deploying.

### How do I upgrade @testing-library/react to v16.3.3?
Upgrade @testing-library/react to v16.3.3 by running "npm install @testing-library/react@16.3.3" and applying the migration steps: npm install @testing-library/react@16.3.3