metro-babel-transformer
npmv0.87.0TypeScript🚇 Base Babel transformer for Metro.
Safe to adopt
Yes — metro-babel-transformer scores well across adoption, maintenance, weight, supply chain, and licensing. No download data reported for this package yet. Last published 58 days ago. 34 releases in the last 2 years.
- ?Adoption: grade ?, Not reported by this registry.
No download data reported for this package yet.
- AMaintenance: grade A, Excellent.
Last published 58 days ago. 34 releases in the last 2 years.
- BWeight: grade B, Good.
Pulls in 6 transitive packages, about 2.0 MB installed (at least — some of the tree is still being crawled).
- ASupply chain: grade A, Excellent.
No install scripts, 2 maintainers, and a contained dependency surface.
- ALicense: grade A, Excellent.
MIT — permissive, with no copyleft found in the dependency tree.
Grades are computed deterministically from registry metadata collected by PackageGraph — downloads, dependents, publish dates, the resolved dependency tree, maintainer count, and declared licenses. No third-party scores are used.
Install cost
What you actually take on by adding metro-babel-transformer to a project.
Runtime packages this one declares itself.
Distinct packages in the full runtime tree, deduplicated the way a package manager would.
Unpacked size of this package plus its entire runtime tree.
Longest resolved dependency chain below this package.
Part of this dependency tree has not been crawled yet, so these figures are a lower bound rather than a final total.
Licenses in the dependency tree
Every license you inherit by installing metro-babel-transformer, not just its own. Check this before a legal review, not after.
Compatibility
- Node.js
- node ^22.13.0 || ^24.3.0 || >= 26.0.0
- Module format
- CommonJS only
- TypeScript
- Types included
- Install scripts
- None
metro-babel-transformer vs the alternatives
Packages solving a similar problem in the npm ecosystem, compared on the signals that drive an adoption decision.
| Package | Weekly downloads | Dependents | License | Last release |
|---|---|---|---|---|
| metro-babel-transformerthis page | 0 | 3 | MIT | 1 month ago |
| @react-native/metro-babel-transformer | 0 | 3 | MIT | 1 day ago |
| jsc-safe-url | 9.8M | 2 | 0BSD | 1 day ago |
| @react-native/metro-config | 4.4M | 6 | MIT | 1 day ago |
| @expo/metro-file-map | 0 | 1 | MIT | 1 day ago |
| @expo/metro-config | 0 | 3 | MIT | 1 day ago |
Dependencies
Declared by metro-babel-transformer v0.87.0. Runtime dependencies are installed with the package; dev dependencies are not.
Runtime (5)
Used by
Popular packages that depend on metro-babel-transformer.
Relationship graph
Dependencies (left) and dependents (right) of metro-babel-transformer.
Frequently installed together
🚇 Cache key utility.
🚇 Cache layers for Metro.
🚇 Transform plugins for Metro.
🚇 Source map generator for Metro.
🚇 Metro's core package.
🚇 Implementation of Metro's resolution logic.
[Experimental] - 🚇 File crawling, watching and mapping for Metro
🚇 Config parser for Metro.
🚇 Transform worker for Metro.
🚇 The JavaScript bundler for React Native.
🚇 A tool to find the source location from JS bundles and stack traces.
🚇 Module required for evaluating Metro bundles.
Release history
30 releases in the last two years, typically about 11 days apart.
| Version | Published | Size | License |
|---|---|---|---|
| 0.84.6 | 7 days ago | 12 KB | MIT |
| 0.84.5 | 21 days ago | 12 KB | MIT |
| 0.83.8 | 21 days ago | 12 KB | MIT |
| 0.87.0latest | 1 month ago | 12 KB | MIT |
| 0.86.0 | 2 months ago | 12 KB | MIT |
| 0.85.0 | 2 months ago | 12 KB | MIT |
| 0.84.4 | 4 months ago | 12 KB | MIT |
| 0.83.7 | 4 months ago | 12 KB | MIT |
| 0.83.6 | 4 months ago | 12 KB | MIT |
| 0.84.3 | 4 months ago | 12 KB | MIT |
| 0.83.5 | 6 months ago | 9.6 KB | MIT |
| 0.84.2 | 6 months ago | 9.9 KB | MIT |
| 0.84.1 | 6 months ago | 6.8 KB | MIT |
| 0.84.0 | 6 months ago | 6.8 KB | MIT |
| 0.83.4 | 6 months ago | 6.7 KB | MIT |
Overview
metro-babel-transformer is an npm package that 🚇 Base Babel transformer for Metro. It has 3 known dependents in the graph. The latest version is 0.87.0, released under the MIT license.
Who should use it
Teams working in the npm ecosystem who need 🚇 Base Babel transformer for Metro and value a focused solution.
When not to use it
Consider an alternative if you need to or if a more actively-maintained option better fits your npm stack.
Pros
- Ships TypeScript type definitions.
- Clear open-source license (MIT).
Cons
- No significant drawbacks detected from available metadata.
Auto-generated from collected registry metadata. No external claims are inferred.
Keywords
Frequently asked questions
Should I use metro-babel-transformer?
Yes — metro-babel-transformer scores well across adoption, maintenance, weight, supply chain, and licensing. No download data reported for this package yet. Last published 58 days ago. 34 releases in the last 2 years.
How do I install metro-babel-transformer?
Run `npm install metro-babel-transformer` to add metro-babel-transformer to your npm project.
How many dependencies does metro-babel-transformer have?
metro-babel-transformer declares 5 direct dependencies and pulls in 6 packages in total once its runtime tree is resolved totalling about 2.0 MB on disk.
What license is metro-babel-transformer released under?
metro-babel-transformer is distributed under the MIT license.
How popular is metro-babel-transformer?
npm does not publish download counts. Within PackageGraph's crawl, 3 known packages depend on metro-babel-transformer.
Is metro-babel-transformer still maintained?
The most recent release of metro-babel-transformer (v0.87.0) was published 1 month ago.
Does metro-babel-transformer run install scripts?
No. metro-babel-transformer does not define preinstall, install, or postinstall scripts, so installing it does not execute publisher-supplied code.