# privatenumber/tsx · RepoSense Release & Migration Intelligence

> exclude bare builtins from namespace inheritance (38e1588). Drop-in upgrade. Migration: None.

## Metadata
- **Repository URL**: https://github.com/privatenumber/tsx
- **Primary Package**: `tsx` (NPM)
- **Categories**: `BUILD_TOOL`, `RUNTIME`
- **Latest Version**: `v4.23.15`
- **Semantic Status**: `COMPATIBLE`
- **Bundle Size Impact (unavailable)**: `Size Unavailable`
- **Atom Ingestion Feed**: https://github.com/privatenumber/tsx/releases.atom

## The Human Context (Plain-English Pitch)
tsx is an open-source library and developer tool in the privatenumber/tsx 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])
exclude bare builtins from namespace inheritance (38e1588). Drop-in upgrade. Migration: None.

## Breaking Changes & Required Actions
- exclude bare builtins from namespace inheritance (38e1588)
- expose require.cache and require.extensions to tsImport CommonJS modules (2da3407)
- make namespaced register() overloads portable for declaration emit (562c434)
- npm package (@latest dist-tag)

## Migration Snippet
```ts
npm install tsx@4.23.15
```

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

## Zero-Noise Release Timeline
- **v4.23.15** (2026-09-20) [COMPATIBLE]: exclude bare builtins from namespace inheritance (38e1588). Drop-in upgrade. Migration: None.

## Upgrade & Migration Q&A (GEO Direct Answers)
### Is privatenumber/tsx v4.23.15 safe to upgrade in production?
privatenumber/tsx v4.23.15 is classified as COMPATIBLE (PATCH release). exclude bare builtins from namespace inheritance (38e1588). Drop-in upgrade. Migration: None.

### What breaking changes or compatibility risks exist in privatenumber/tsx v4.23.15?
No breaking API changes or peer dependency conflicts are recorded for privatenumber/tsx v4.23.15 in the RepoSense compatibility graph.

### What is the bundle size impact of tsx v4.23.15?
Measured bundle size telemetry is currently unavailable for tsx v4.23.15; verify build output locally before deploying.

### How do I upgrade tsx to v4.23.15?
Upgrade tsx to v4.23.15 by running "npm install tsx@4.23.15" and applying the migration steps: npm install tsx@4.23.15