# SvelteKit, release history and use on real websites.

A full-stack framework for Svelte with support for SSR, SSG, and SPA modes. It provides file-based routing, form actions, and adaptable deployment across various platforms. The officially recommended way to build Svelte applications.

- **Status:** Modern. Actively developed, SvelteKit 3 released in 2026.
- **Category:** [JS/CSS Frameworks](https://be1st.ai/technologies/framework)
- **First release:** 2020
- **License:** MIT
- **Latest version:** 3.1.1 (29 Oct 2026)
- **Official website:** https://svelte.dev/docs/kit
- **Documentation:** https://svelte.dev/docs/kit/introduction
- **GitHub:** https://github.com/sveltejs/kit
- **Page:** https://be1st.ai/technologies/framework/sveltekit

## SvelteKit on audited websites

186 of the 16,845 websites audited by be1st run SvelteKit (1.1%). That ranks it #18 of the 35 technologies in JS/CSS Frameworks we have seen in audits.

### Websites running SvelteKit vs all websites

- **Web score:** 72 (all websites 72)
- **SEO:** 76 (all websites 79)
- **Security:** 58 (all websites 59)
- **Performance:** 79 (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.

## SvelteKit versions and release history

4 release lines since 2020, as listed by the npm registry. The latest version is 3.1.1, released 29 Oct 2026.

| Version | Released | Latest release | Releases |
| --- | --- | --- | --- |
| 3 | 1 Oct 2026 | 3.1.1 (29 Oct 2026) | 4 |
| 2 | 14 Dec 2023 | 2.70.4 (5 Nov 2026) | 238 |
| 1 | 14 Dec 2022 | 1.30.4 (16 Feb 2024) | 128 |
| 0.x (before 1.0) | 14 Oct 2020 | 0.0.30 (2 Dec 2020) | 21 |

Sources: [npm registry, package @sveltejs/kit](https://www.npmjs.com/package/@sveltejs/kit), checked 8 Nov 2026.

## 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
- [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
- [Bulma](https://be1st.ai/technologies/framework/bulma): <1% of websites

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

## Questions about SvelteKit

### What is SvelteKit?

A full-stack framework for Svelte with support for SSR, SSG, and SPA modes. It provides file-based routing, form actions, and adaptable deployment across various platforms. The officially recommended way to build Svelte applications. The be1st catalog lists SvelteKit under JS/CSS Frameworks. License of SvelteKit: MIT.

### What is the latest version of SvelteKit?

The latest version of SvelteKit is 3.1.1, released 29 Oct 2026 (source: npm registry, package @sveltejs/kit).

### How many websites use SvelteKit?

186 of the 16,845 websites audited by be1st run SvelteKit (1.1%), as of 8 Nov 2026.

### When was SvelteKit first released?

SvelteKit was first released in 2020.

### Is SvelteKit still a modern choice?

Yes. SvelteKit counts as a modern technology. Actively developed, SvelteKit 3 released in 2026.

### What are the alternatives to SvelteKit?

Technologies that do the same job as SvelteKit include Next.js, Astro, Nuxt, and Remix.

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