# React, release history and use on real websites.

A JavaScript library by Meta (Facebook) for building user interfaces using components. It uses a virtual DOM and declarative approach, enabling efficient rendering.

- **Status:** Modern. Actively developed, React 19 released in 2024.
- **Category:** [JS/CSS Frameworks](https://be1st.ai/technologies/framework)
- **First release:** 2013
- **License:** MIT
- **Latest version:** 19.3.1 (14 Oct 2026)
- **Official website:** https://react.dev
- **Documentation:** https://react.dev/learn
- **GitHub:** https://github.com/facebook/react
- **Page:** https://be1st.ai/technologies/framework/react

## React on audited websites

Tech Stack detected React directly on 3,626 of the 16,845 websites audited by be1st (22%). Websites built with Next.js, Gatsby, and Remix run React too but are not counted here; including them, React is on at least 7,645 websites (45%).

### Websites running React vs all websites

- **Web score:** 73 (all websites 72)
- **SEO:** 78 (all websites 79)
- **Security:** 61 (all websites 59)
- **Performance:** 76 (all websites 72)
- **AI Readiness:** 28 (all websites 31)

### Most used in JS/CSS Frameworks

1. [Tailwind CSS](https://be1st.ai/technologies/framework/tailwind-css): 34% (5,653)
2. [jQuery](https://be1st.ai/technologies/framework/jquery): 29% (4,883)
3. [Next.js](https://be1st.ai/technologies/framework/next-js): 23% (3,836)
4. [React](https://be1st.ai/technologies/framework/react): 22% (3,626)
5. [Bootstrap](https://be1st.ai/technologies/framework/bootstrap): 13% (2,198)
6. [PHP](https://be1st.ai/technologies/framework/php): 3.0% (502)
7. [Lit](https://be1st.ai/technologies/framework/lit): 2.9% (487)
8. [Astro](https://be1st.ai/technologies/framework/astro): 2.4% (405)
9. [Vue.js](https://be1st.ai/technologies/framework/vue-js): 2.2% (373)
10. [Alpine.js](https://be1st.ai/technologies/framework/alpine-js): 2.0% (341)

The number for React counts only websites where Tech Stack detects it directly, not websites built with Next.js, Gatsby, and Remix, which run it too. The number for Vue.js counts only websites where Tech Stack detects it directly, not websites built with Nuxt, which run it too.

## React versions found in audits

Tech Stack has found 77 different React versions in audits so far. A version stays on this list even after the website that ran it has updated. Our daily version check compares each one with the official release data and with OSV.dev.

- 1 on the latest version
- 33 outdated
- 1 with known vulnerabilities
- 42 pre-releases

| Version | Status | Known vulnerabilities | Update to |
| --- | --- | --- | --- |
| 19.3.1 | Latest | 0 | - |
| 19.3.0 | Outdated | 0 | 19.3.1 |
| 19.2.8 | Outdated | 0 | 19.3.1 |
| 19.2.7 | Outdated | 0 | 19.3.1 |
| 19.2.6 | Outdated | 0 | 19.3.1 |
| 19.2.5 | Outdated | 0 | 19.3.1 |
| 19.2.4 | Outdated | 0 | 19.3.1 |
| 19.2.3 | Outdated | 0 | 19.3.1 |
| 19.2.1 | Outdated | 0 | 19.3.1 |
| 19.2.0 | Outdated | 0 | 19.3.1 |
| 19.1.10 | Outdated | 0 | 19.3.1 |
| 19.1.5 | Outdated | 0 | 19.3.1 |
| 19.1.4 | Outdated | 0 | 19.3.1 |
| 19.1.2 | Outdated | 0 | 19.3.1 |
| 19.1.1 | Outdated | 0 | 19.3.1 |
| 19.1.0 | Outdated | 0 | 19.3.1 |
| 19.0.0 | Outdated | 0 | 19.3.1 |
| 18.3.1 | Outdated | 0 | 19.3.1 |
| 18.2.0 | Outdated | 0 | 18.3.1 |
| 18.1.0 | Outdated | 0 | 18.3.1 |
| 17.0.2 | Outdated | 0 | 19.3.1 |
| 17.0.1 | Outdated | 0 | 17.0.2 |
| 16.14.0 | Outdated | 0 | 19.3.1 |
| 16.13.1 | Outdated | 0 | 16.14.0 |
| 16.13.0 | Outdated | 0 | 16.14.0 |
| 16.12.0 | Outdated | 0 | 16.14.0 |
| 16.11.0 | Outdated | 0 | 16.14.0 |
| 16.10.2 | Outdated | 0 | 16.14.0 |
| 16.9.0 | Outdated | 0 | 16.14.0 |
| 16.8.6 | Outdated | 0 | 16.14.0 |
| 16.8.4 | Outdated | 0 | 16.14.0 |
| 16.8.3 | Outdated | 0 | 16.14.0 |
| 16.6.3 | Outdated | 0 | 16.14.0 |
| 16.5.2 | Outdated | 0 | 16.14.0 |
| 16.4.1 | Vulnerable | 1 vulnerability, highest moderate (GHSA-mvjj-gqq2-p4hw) | 16.14.0 |
| 19.3.0-canary-52684925-20251110 | Pre-release | 0 | - |
| 19.3.0-canary-e84e1492-20261031 | Pre-release | 0 | - |
| 19.3.0-canary-ab0d927f-20261020 | Pre-release | 0 | - |
| 19.3.0-experimental-ab0d927f-20261020 | Pre-release | 0 | - |
| 19.3.0-canary-278794d7-20261002 | Pre-release | 0 | - |
| 19.3.0-canary-59aff3e1-20260918 | Pre-release | 0 | - |
| 19.3.0-canary-cbb046ab-20260731 | Pre-release | 0 | - |
| 19.3.0-canary-81e442ea-20260721 | Pre-release | 0 | - |
| 19.3.0-canary-3f0b9e61-20260317 | Pre-release | 0 | - |
| 19.3.0-canary-f93b9fd4-20251217 | Pre-release | 0 | - |
| 19.3.0-canary-7dc903cd-20251203 | Pre-release | 0 | - |
| 19.3.0-experimental-3025aa39-20251007 | Pre-release | 0 | - |
| 19.2.0-canary-0bdb9206-20250818 | Pre-release | 0 | - |
| 19.2.0-canary-97cdd5d3-20250710 | Pre-release | 0 | - |
| 19.2.0-canary-3fbfb9ba-20250409 | Pre-release | 0 | - |
| 19.1.0-canary-029e8bd6-20250306 | Pre-release | 0 | - |
| 19.1.0-canary-d55cc79b-20250228 | Pre-release | 0 | - |
| 19.0.0-rc-65e06cb7-20241218 | Pre-release | 0 | - |
| 19.0.0-rc-66855b96-20241106 | Pre-release | 0 | - |
| 19.0.0-rc-f994737d14-20240522 | Pre-release | 0 | - |
| 18.3.1-next-f1338f8080-20240426 | Pre-release | 0 | - |
| 18.3.0-canary-746890329-20231108 | Pre-release | 0 | - |
| 18.3.0-experimental-1dba980e1f-20241220 | Pre-release | 0 | - |
| 18.3.0-canary-178c267a4e-20241218 | Pre-release | 0 | - |
| 18.3.0-experimental-178c267a4e-20241218 | Pre-release | 0 | - |
| 18.3.0-canary-14898b6a9-20240318 | Pre-release | 0 | - |
| 18.3.0-canary-4b84f1161-20240318 | Pre-release | 0 | - |
| 18.3.0-canary-60a927d04-20240113 | Pre-release | 0 | - |
| 18.3.0-canary-2c338b16f-20231116 | Pre-release | 0 | - |
| 18.3.0-canary-593ecee66-20231114 | Pre-release | 0 | - |
| 18.3.0-canary-0c6348758-20231030 | Pre-release | 0 | - |
| 18.3.0-experimental-3cfcbc5bc-20231018 | Pre-release | 0 | - |
| 18.3.0-canary-546178f91-20231005 | Pre-release | 0 | - |
| 18.3.0-canary-09285d5a7-20230925 | Pre-release | 0 | - |
| 18.3.0-canary-d6dcad6a8-20230914 | Pre-release | 0 | - |
| 18.3.0-experimental-d6dcad6a8-20230914 | Pre-release | 0 | - |
| 18.3.0-canary-1a001dac6-20230812 | Pre-release | 0 | - |
| 18.3.0-canary-9377e1010-20230712 | Pre-release | 0 | - |
| 18.3.0-canary-16d053d59-20230506 | Pre-release | 0 | - |
| 18.3.0-canary-efb381bbf-20230505 | Pre-release | 0 | - |
| 18.2.0-next-9e3b772b8-20220608 | Pre-release | 0 | - |
| 18.0.0-fc46dba67-20220329 | Pre-release | 0 | - |

Vulnerabilities from OSV.dev, checked 8 Nov 2026.

## React versions and release history

6 release lines since 2013, as listed by endoflife.date and the npm registry. The latest version is 19.3.1, released 14 Oct 2026. Supported according to endoflife.date: 19. Security fixes only: 18, 17, 16, 15.

| Version | Released | Latest release | Support | Releases |
| --- | --- | --- | --- | --- |
| 19 | 5 Dec 2024 | 19.3.1 (14 Oct 2026) | Supported | 33 |
| 18 | 29 Mar 2022 | 18.3.1 (26 Apr 2024) | Security fixes only | 5 |
| 17 | 20 Oct 2020 | 17.0.2 (22 Mar 2021) | Security fixes only | 3 |
| 16 | 26 Sep 2017 | 16.14.0 (14 Oct 2020) | Security fixes only | 34 |
| 15 | 7 Apr 2016 | 15.7.0 (14 Oct 2020) | Security fixes only | 21 |
| 0.x (before 1.0) | 19 Dec 2013 | 0.14.10 (14 Oct 2020) | not listed | 24 |

Release lines from endoflife.date come with support dates. Older major versions and release counts are from the npm registry; npm does not say whether they are supported.

Sources: [endoflife.date](https://endoflife.date/react), [npm registry, package react](https://www.npmjs.com/package/react), checked 8 Nov 2026.

## Google searches for “react”

About 1,220,000 searches a month worldwide (Google Ads estimate). The bars show the 12 months from Oct 2025 to Sep 2026.

- 2025-10: 1,500,000
- 2025-11: 1,220,000
- 2025-12: 1,500,000
- 2026-01: 1,500,000
- 2026-02: 1,220,000
- 2026-03: 1,220,000
- 2026-04: 1,220,000
- 2026-05: 1,220,000
- 2026-06: 1,000,000
- 2026-07: 1,000,000
- 2026-08: 1,000,000
- 2026-09: 1,000,000

Open in search trends: https://be1st.ai/analytics/trends?kw=react&direction=all

## Other technologies in JS/CSS Frameworks

- [TanStack Start](https://be1st.ai/technologies/framework/tanstack-start): 1.9% of websites
- [Nette](https://be1st.ai/technologies/framework/nette): 1.8% of websites
- [Nuxt](https://be1st.ai/technologies/framework/nuxt): 1.5% of websites
- [Angular](https://be1st.ai/technologies/framework/angular): 1.2% of websites
- [Preact](https://be1st.ai/technologies/framework/preact): 1.2% of websites
- [UnoCSS](https://be1st.ai/technologies/framework/unocss): 1.2% of websites
- [Express](https://be1st.ai/technologies/framework/express): 1.1% of websites
- [SvelteKit](https://be1st.ai/technologies/framework/sveltekit): 1.1% of websites
- [ASP.NET](https://be1st.ai/technologies/framework/asp-net): 1.0% of websites
- [Django](https://be1st.ai/technologies/framework/django): <1% of websites
- [HTMX](https://be1st.ai/technologies/framework/htmx): <1% of websites
- [Turbo (Hotwire)](https://be1st.ai/technologies/framework/turbo): <1% of websites

[All 38 in JS/CSS Frameworks](https://be1st.ai/technologies/framework)

## Questions about React

### What is React?

A JavaScript library by Meta (Facebook) for building user interfaces using components. It uses a virtual DOM and declarative approach, enabling efficient rendering. The be1st catalog lists React under JS/CSS Frameworks. License of React: MIT.

### What is the latest version of React?

The latest version of React is 19.3.1, released 14 Oct 2026 (source: npm registry, package react).

### Which React versions are still supported?

According to endoflife.date, these React release lines are supported: 19. These get security fixes only: 18, 17, 16, 15.

### How many websites use React?

Tech Stack detected React directly on 3,626 of the 16,845 websites audited by be1st (22%), as of 8 Nov 2026. Websites built with Next.js, Gatsby, and Remix run React too; counting them, React is on at least 7,645 websites (45%).

### When was React first released?

React was first released in 2013.

### Is React still a modern choice?

Yes. React counts as a modern technology. Actively developed, React 19 released in 2024.

### What are the alternatives to React?

Technologies that do the same job as React include Vue.js, Angular, Preact, Svelte, and Solid.js.

Numbers: latest audit of each of 16,845 websites audited by be1st, as of 8 Nov 2026.