Ship code faster and with more confidence

Ultracite is a zero-config Biome preset that provides a robust linting and formatting experience for modern web development.

$

npx ultracite@latest init
Read the docs

Used by over 500 developers

GitHub avatarGitHub avatarGitHub avatarGitHub avatarGitHub avatarGitHub avatarGitHub avatarGitHub avatar

Lightning-fast performance

Built in Rust for instant code analysis and processing, making on-save checks feel seamless without interrupting your workflow.

Zero-config by design

Preconfigured rules optimized for Next.js, React and TypeScript projects with sensible defaults, while still allowing customization when needed.

Intuitive and simple

Automatically reformats code and fixes lint issues on save, with clear error reporting for issues that need manual attention.

Maximum type safety

Enforces strict type checking and best practices by default, catching type errors and preventing unsafe code patterns.

Plays nice with others

Seamlessly integrates with popular tools and patterns, including automatic sorting of CSS utility classes and support for common utility functions.

Team-ready collaboration

Ensures consistent code style and quality across all team members with a single file, eliminating debates over formatting and reducing code review friction.

Recommended by the GOAT

An invaluable tool for any developer. If you can make it past the initial code roasting.

What the community is saying

Here's what some of the most FORWARD-THINKING, 1000 IQ developers in the React ecosystem have to say about Ultracite.

Install in seconds. Run in milliseconds.

Install Ultracite and start shipping code faster.

$

npx ultracite@latest init