# @vue/reactivity

> @vue/reactivity

Latest version **3.5.43** (published 2026-09-17) · MIT license · 0 weekly downloads

## Install

```sh
npm install @vue/reactivity
pnpm add @vue/reactivity
yarn add @vue/reactivity
bun add @vue/reactivity
```

## Health

**Score 80/100 (A)** — status: active.

Positive: has types; esm support; no vulnerabilities; has provenance; recently updated; high maintenance score; popular repo; extremely popular.

Warnings: low downloads.

## Facts

| | |
|---|---|
| Version | 3.5.43 |
| Published | 2026-09-17 |
| First published | 2019-12-20 |
| Weekly downloads | 0 |
| License | MIT |
| TypeScript types | bundled |
| Module format | ESM + CommonJS |
| Dependencies | 1 |
| Unpacked size | 336.7 KB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| Provenance | attested (GitHub Actions) |
| GitHub stars | 54404 |
| Author | Evan You |
| Maintainers | yyx990803 |
| Keywords | vue |

## Links

- npm: https://www.npmjs.com/package/@vue/reactivity
- Repository: https://github.com/vuejs/core
- Homepage: https://github.com/vuejs/core/tree/main/packages/reactivity#readme
- Issues: https://github.com/vuejs/core/issues
- npm.io page: https://npm.io/package/@vue/reactivity

## Dependencies (1)

- [@vue/shared](https://npm.io/package/@vue/shared.md) 3.5.43

## Recent versions

- 3.5.43 (latest) — 2026-09-17
- 3.6.0-rc.8 (rc) — 2026-09-11
- 3.6.0-beta.17 (beta) — 2026-06-24
- 3.6.0-alpha.7 (alpha) — 2025-12-12
- 3.6.0-rc.7 — 2026-09-04
- 3.6.0-rc.6 — 2026-08-28
- 3.5.42 — 2026-08-27
- 3.6.0-rc.5 — 2026-08-21
- 3.6.0-rc.4 — 2026-08-14
- 3.6.0-rc.3 — 2026-08-11
- 3.5.41 — 2026-08-05
- 3.6.0-rc.2 — 2026-07-22
- 3.6.0-rc.1 — 2026-07-18
- 3.5.40 — 2026-07-16
- 3.5.39 — 2026-06-25
- … 285 more at https://npm.io/package/@vue/reactivity/versions

## README

# vuejs/core [![npm](https://img.shields.io/npm/v/vue.svg)](https://www.npmjs.com/package/vue) [![build status](https://github.com/vuejs/core/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/vuejs/core/actions/workflows/ci.yml) [![Download](https://img.shields.io/npm/dm/vue)](https://www.npmjs.com/package/vue)

## Getting Started

Please follow the documentation at [vuejs.org](https://vuejs.org/)!

## Sponsors

Vue.js is an MIT-licensed open source project with its ongoing development made possible entirely by the support of these awesome [backers](https://github.com/vuejs/core/blob/main/BACKERS.md). If you'd like to join them, please consider [sponsoring Vue's development](https://vuejs.org/sponsor/).

<p align="center">
  <h3 align="center">Special Sponsor</h3>
</p>

<p align="center">
  <a target="_blank" href="https://betterstack.com/">
  <img alt="special sponsor" src="https://automation.vuejs.org/images/better_stack.png" width="300">
  </a>
</p>

<p align="center">
  <a target="_blank" href="https://vuejs.org/sponsor/#current-sponsors">
    <img alt="sponsors" src="https://sponsors.vuejs.org/sponsors.svg?v3">
  </a>
</p>

## Questions

For questions and support please use [the official forum](https://forum.vuejs.org) or [community chat](https://chat.vuejs.org/). The issue list of this repo is **exclusively** for bug reports and feature requests.

## Issues

Please make sure to respect issue requirements and use [the new issue helper](https://new-issue.vuejs.org/) when opening an issue. Issues not conforming to the guidelines may be closed immediately.

## Stay In Touch

- [X](https://x.com/vuejs)
- [Bluesky](https://bsky.app/profile/vuejs.org)
- [Blog](https://blog.vuejs.org/)
- [Job Board](https://vuejobs.com/?ref=vuejs)

## Contribution

Please make sure to read the [Contributing Guide](https://github.com/vuejs/core/blob/main/.github/contributing.md) before making a pull request. If you have a Vue-related project/component/tool, add it with a pull request to [this curated list](https://github.com/vuejs/awesome-vue)!

Thank you to all the people who already contributed to Vue!

<a href="https://github.com/vuejs/core/graphs/contributors"><img src="https://opencollective.com/vuejs/contributors.svg?width=890&limit=500" /></a>

<sub>_Note: Showing the first 500 contributors only due to GitHub image size limitations_</sub>

## License

[MIT](https://opensource.org/licenses/MIT)

Copyright (c) 2013-present, Yuxi (Evan) You

---
_Source: https://npm.io/package/@vue/reactivity · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._