We are building a unified JavaScript toolchain to make web developers more productive than ever before.
Trusted by the world's best software teams

Scaffold, dev, build, lint, test, format & more, all in a single dependency.
Smooth, incremental adoption if you are already using Vite.
Performance, reliability & security. Let your team focus on shipping.
We are the creators, maintainers, and contributors of some of the most critical infrastructure projects in the JavaScript ecosystem.
Vite is the default choice for single-page web applications and the foundation for fullstack frameworks like TanStack Start, Nuxt, SvelteKit and more.
Explore ViteVitest is a feature-rich test runner that understands your Vite config, is Jest-compatible, and works out-of-the-box with TypeScript & ESM.
Explore Vitest
Rolldown is a Rust-based bundler with Rollup-compatible API, and esbuild-equivalent performance & feature set. It also powers Vite version 8 and above.
Explore RolldownOxc is the foundation of our unified toolchain. It includes linter (oxlint), formatter (oxfmt), parser, resolver, transformer, and minifier, all with state-of-the-art performance.
Explore OxcApril 2020
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Backed by the very best in the dev tools space.

