</>PackageGraphPackageGraph

expo-modules-jsi

npmv57.1.0

The JavaScript Interface for Expo Modules

Safe to adopt

Yes — expo-modules-jsi scores well across adoption, maintenance, weight, supply chain, and licensing. No download data reported for this package yet. Last published 1 days ago. 50 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 1 days ago. 50 releases in the last 2 years.

  • AWeight: grade A, Excellent.

    Zero runtime dependencies, about 637 KB installed.

  • ASupply chain: grade A, Excellent.

    No install scripts, 12 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 expo-modules-jsi to a project.

0
Direct dependencies

Runtime packages this one declares itself.

0
Total installed

Distinct packages in the full runtime tree, deduplicated the way a package manager would.

637 KB
Install size

Unpacked size of this package plus its entire runtime tree.

—
Tree depth

Longest resolved dependency chain below this package.

Compatibility

Node.js
No constraint declared
Module format
CommonJS only
TypeScript
No bundled types
Install scripts
None

Quick start

A usage example from the expo-modules-jsi README.

swiftFull README ↗
import ExpoModulesCore

public class MyModule: Module {
  public func definition() -> ModuleDefinition {
    Name("MyModule")

    Function("printString") { (value: JavaScriptValue) in
      print(value.getString())
    }
  }
}

expo-modules-jsi vs the alternatives

Packages solving a similar problem in the npm ecosystem, compared on the signals that drive an adoption decision.

PackageWeekly downloadsDependentsLicenseLast release
expo-modules-jsithis page01MIT1 day ago
expo-modules-core01MIT1 day ago
@expo/config9.1M5MIT1 day ago
expo-file-system8.4M1MIT1 day ago
@expo/local-build-cache-provider01MIT1 day ago
babel-preset-expo01MIT1 day ago

Dependencies

Declared by expo-modules-jsi v57.1.0. Runtime dependencies are installed with the package; dev dependencies are not.

Peer (1)

react-native *

Used by

Popular packages that depend on expo-modules-jsi.

expo-modules-corenpm

The core of Expo Modules architecture

↓ 0/wk◈ 1 dependents⚖ MITTS

Relationship graph

Dependencies (left) and dependents (right) of expo-modules-jsi.

react-nativeexpo-modules-coreexpo-modules-jsi
expo-modules-jsi dependencies dependents

Frequently installed together

reactnpm

React is a JavaScript library for building user interfaces.

↓ 152.8M/wk◈ 82 dependents⚖ MIT
react-native-workletsnpm

The React Native multithreading library

↓ 5.2M/wk◈ 4 dependents⚖ MITTS
react-nativenpm

A framework for building native apps using React

↓ 0/wk◈ 30 dependents⚖ MIT
@expo/expo-modules-macros-pluginnpm

Swift macro plugin for Expo modules

↓ 0/wk◈ 1 dependents⚖ MIT
@testing-library/react-nativenpm

Simple and complete React Native testing utilities that encourage good testing practices.

↓ 0/wk◈ 10 dependents⚖ MITTS
invariantnpm

invariant

↓ 0/wk◈ 16 dependents⚖ MIT
@types/reactnpm

TypeScript definitions for react

↓ 0/wk◈ 71 dependents⚖ MITTS

Release history

50 releases in the last two years, typically about 2 days apart.

Recent versions of expo-modules-jsi
VersionPublishedSizeLicense
57.1.0latest1 day ago637 KBMIT
58.0.0-canary-20260908-e343e6e1 day ago647 KBMIT
57.0.86 days ago605 KBMIT
58.0.0-canary-20260902-26df09e7 days ago588 KBMIT
58.0.0-canary-20260901-2164f248 days ago588 KBMIT
57.0.78 days ago543 KBMIT
56.0.1312 days ago409 KBMIT
57.0.614 days ago542 KBMIT
57.0.520 days ago540 KBMIT
58.0.0-canary-20260812-27f94d428 days ago571 KBMIT
58.0.0-canary-20260806-8c2d0071 month ago571 KBMIT
57.0.0-canary-20260723-64edab91 month ago549 KBMIT
57.0.41 month ago540 KBMIT
57.0.0-canary-20260720-b6d63bc1 month ago545 KBMIT
57.0.0-canary-20260718-7cbcda51 month ago543 KBMIT

Overview

expo-modules-jsi is an npm package that the JavaScript Interface for Expo Modules. It has 1 known dependents in the graph. The latest version is 57.1.0, released under the MIT license.

Who should use it

Teams working in the npm ecosystem who need the JavaScript Interface for Expo Modules 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

  • Clear open-source license (MIT).
  • Lean dependency tree (1 direct dependencies).

Cons

  • No bundled TypeScript types (may require a separate @types package).

Auto-generated from collected registry metadata. No external claims are inferred.

Maintainers

alanhughesbrentvatnebycedricccheeverexpo-botexpoadminexponentidekudochienphilpltsapetawschurman

Keywords

expoexpo-modulesjsimodulesreact-native

Frequently asked questions

Should I use expo-modules-jsi?

Yes — expo-modules-jsi scores well across adoption, maintenance, weight, supply chain, and licensing. No download data reported for this package yet. Last published 1 days ago. 50 releases in the last 2 years.

How do I install expo-modules-jsi?

Run `npm install expo-modules-jsi` to add expo-modules-jsi to your npm project.

What license is expo-modules-jsi released under?

expo-modules-jsi is distributed under the MIT license.

How popular is expo-modules-jsi?

npm does not publish download counts. Within PackageGraph's crawl, 1 known packages depend on expo-modules-jsi.

Is expo-modules-jsi still maintained?

The most recent release of expo-modules-jsi (v57.1.0) was published 1 day ago.

Does expo-modules-jsi run install scripts?

No. expo-modules-jsi does not define preinstall, install, or postinstall scripts, so installing it does not execute publisher-supplied code.