react-is-19
npmv19.2.7Not recommended for new projects
No — react-is-19 should not be adopted for new projects. This package runs an install script on your machine, has a single maintainer (bus factor of 1). No license declared — you have no explicit right to use this code.
- ?Adoption: grade ?, Not reported by this registry.
No download data reported for this package yet.
- AMaintenance: grade A, Excellent.
Last published 67 days ago.
- AWeight: grade A, Excellent.
Zero runtime dependencies, about 266 B installed.
- CSupply chain: grade C, Fair — worth a look.
This package runs an install script on your machine, has a single maintainer (bus factor of 1).
- FLicense: grade F, Failing.
No license declared — you have no explicit right to use this code.
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 react-is-19 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.
Compatibility
- Node.js
- No constraint declared
- Module format
- CommonJS only
- TypeScript
- No bundled types
- Install scripts
- Runs on install
Installing this package executes a script defined by its publisher. That is normal for native modules, but it is also how supply-chain attacks run — review it before installing in CI or on a machine with credentials.
Used by
Popular packages that depend on react-is-19.
Relationship graph
Dependencies (left) and dependents (right) of react-is-19.
Frequently installed together
React is a JavaScript library for building user interfaces.
Immutable Data Collections
Experimental and currently incomplete module for JSON schemas for [Jest's](https://jestjs.io/) configuration.
This packages is a collection of utilities and helper functions
TypeScript definitions for react
No description provided.
TypeScript definitions for react-test-renderer
Release history
1 release in the last two years.
| Version | Published | Size | License |
|---|---|---|---|
| 19.2.7latest | 2 months ago | 266 B | — |
Overview
react-is-19 is an npm package. It has 1 known dependents in the graph. The latest version is 19.2.7.
Who should use it
Teams working in the npm ecosystem who need this functionality and value a focused solution.
When not to use it
Consider an alternative if you need to have first-class TypeScript types out of the box, or if a more actively-maintained option better fits your npm stack.
Pros
- Zero runtime dependencies — minimal footprint.
Cons
- No bundled TypeScript types (may require a separate @types package).
- No license detected — review usage terms before adopting.
Auto-generated from collected registry metadata. No external claims are inferred.
Maintainers
Frequently asked questions
Should I use react-is-19?
No — react-is-19 should not be adopted for new projects. This package runs an install script on your machine, has a single maintainer (bus factor of 1). No license declared — you have no explicit right to use this code.
How do I install react-is-19?
Run `npm install react-is-19` to add react-is-19 to your npm project.
What license is react-is-19 released under?
No license was detected in react-is-19's metadata; review the repository before use.
How popular is react-is-19?
npm does not publish download counts. Within PackageGraph's crawl, 1 known packages depend on react-is-19.
Is react-is-19 still maintained?
The most recent release of react-is-19 (v19.2.7) was published 2 months ago.
Does react-is-19 run install scripts?
Yes. react-is-19 defines a lifecycle script that executes when the package is installed. Review it before installing in CI or on a machine holding credentials.