React Versions React

Leo Migdal

-Dec 4, 2025, 11:28 AM

The React docs at react.dev provide documentation for the latest version of React. We aim to keep the docs updated within major versions, and do not publish versions for each minor or patch version. When a new major is released, we archive the docs for the previous version as x.react.dev. See our versioning policy for more info. You can find an archive of previous major versions below. In 2023, we launched our new docs for React 18 as react.dev.

The legacy React 18 docs are available at legacy.reactjs.org. Versions 17 and below are hosted on legacy sites. For versions older than React 15, see 15.react.dev. A complete release history for React is available on GitHub.Changelogs for recent releases can also be found below. The current docs are for React 18. For React 17, see https://17.reactjs.org.

See our FAQ for information about our versioning policy and commitment to stability. Latest release Released 2 months ago (October 01, 2025) All official releases of React will receive security fixes releases. Terms of Use | Privacy Policy | Contact | Buy Me a Coffee Copyright © 2025 versionlog.com. All Rights Reserved.

React is an open-source JavaScript library for building modern web applications. React follows Semantic Versioning principles. The latest major release is supported with new features, bug and security fixes. All previous major releases are supported with critical security fixes. According to a comment from one of the React core developers, critical security fixes are also backported to all minor versions of the current major releases. More information is available on the React website.

You should be running one of the supported release numbers listed above in the rightmost column. React, developed and maintained by Facebook (now Meta), has revolutionized the way developers build user interfaces. Since its initial public release in 2013, React has undergone significant transformations with each major version bringing new features, performance improvements, and paradigm shifts. This article explores the evolution of React across its major versions, highlighting key changes that have shaped modern web development. React's early versions established the component-based architecture that would become its hallmark. Version 0.14 made a significant architectural change by splitting the library into two packages:

This separation was the first step toward React's platform-agnostic philosophy, later enabling React Native development. React 15 was primarily a stability-focused release that eliminated many deprecation warnings from 0.14. Key improvements included: React 16, codenamed "Fiber," represented a complete rewrite of React's core reconciliation algorithm. This groundbreaking update introduced: Whether you're debugging an issue, updating a project, or just curious, about knowing the version of ReactJS used in your application, you can easily do it using these simple methods.

In this article, we’ll walk you through different ways to check the version of ReactJS used in a project using methods like package files, CLI, and the browser console. Here are different methods to determine the version of ReactJS. The package.json contains metadata about our project. It is created by default when we create our React project. We can create a react app using the command mentioned below. The package.json file contains a lot of information in the name/value pairs in JSON format.

We can easily check our React version under the list of dependencies in the package.json file. Production-ready apps and websites in minutes, not months. Build 10x products in minutes by chatting with AI - beyond just a prototype. A frontend innovator with 3+ years of crafting dynamic React experiences. Passionate about intuitive UI, performance optimization, and solving complex problems with elegant code. Probably refining micro-interactions while brainstorming the future of the web.

React has undoubtedly become one of the most popular JavaScript libraries for building user interfaces. Since its release by the React team at Facebook, it has seen a series of updates, each bringing new features, performance improvements, and bug fixes that have helped developers create dynamic and responsive web... In this article, we'll stroll down memory lane and explore the history of React version, highlighting the significant milestones that have shaped React into the powerhouse it is today. Here's the thing: keeping up with the latest advancements in any technology stack, especially in a robust framework like React, is crucial for developers. As of October 2023, the latest stable version is 19.1.1. So, what does this version bring to the table?

This release isn't just a minor update; it offers several enhancements that can significantly improve your development process and application performance. Let's break down some key features: What this really means is that by upgrading to React 18.2, you can take advantage of these enhancements to make your applications more efficient and user-friendly. Not only does this lead to happier users, but it also saves developers time and reduces frustration when working on large codebases. It's essential to keep an eye on the ongoing changes in the React ecosystem. Following the official React blog and documentation is a great way to stay informed about new features, best practices, and other updates.

Regularly checking these resources can help you ensure that you're using React to its fullest potential. In summary, if you haven't upgraded to React 18.2 yet, now's the time to consider it. With significant performance improvements, new concurrent features, and a simplified API, this version is designed to enhance your development experience. Upgrading can help you streamline your workflow and deliver better applications.

React Versions React

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The React Docs At React.dev Provide Documentation For The Latest

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React Is An Open-source JavaScript Library For Building Modern Web

You Should Be Running One Of The Supported Release Numbers