ultracite

Lint and format JavaScript and TypeScript projects with Biome, ESLint, or Oxlint.

1|1|Updated Sep 11, 2025

Search Tags:#code quality #typescript #linting #javascript #formatting #eslint #biome

Ready to run

npx skills add https://github.com/techwithanirudh/better-auth-nextjs-starter --skill ultracite-techwithanirudh

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: ultracite
Source: https://github.com/techwithanirudh/better-auth-nextjs-starter/tree/main/.agents/skills/ultracite
Command: npx skills add https://github.com/techwithanirudh/better-auth-nextjs-starter --skill ultracite-techwithanirudh

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Ultracite provides a zero-configuration linting and formatting solution for JavaScript/TypeScript projects, ensuring consistent code quality across different backends like Biome, ESLint, and Oxlint.

Core Features & Use Cases

Automated Code Quality: Enforces consistent code style and catches potential errors automatically.
Flexible Backend Support: Works with Biome (recommended), ESLint + Prettier, or Oxlint + Oxfmt.
Use Case: When setting up a new Next.js project, you can initialize Ultracite with a single command to immediately benefit from best-practice code standards without manual configuration.

Quick Start

Initialize Ultracite in your project by running the init command.

Frequently Asked Questions about ultracite

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I set up zero-config linting and formatting for a JavaScript or TypeScript project?▼

Zero-config linting and formatting can be set up by initializing the tool with a single command, which automatically applies best-practice code standards for style, correctness, and security without requiring manual configuration.

Can I use Biome and ESLint together for code checking in the same project?▼

Biome and ESLint are supported as flexible backends for code checking and auto-fixing, but you typically select one preset backend—such as Biome, ESLint with Prettier, or Oxlint—rather than using them simultaneously.

What's the best way to enforce consistent code quality in a Next.js project?▼

To enforce consistent code quality in a Next.js project, you can initialize a zero-configuration preset that handles formatting, React usage rules, performance, and security checks automatically through a unified CLI.

Does this zero-config linting solution support auto-fixing TypeScript code errors?▼

Yes, it supports auto-fixing TypeScript code errors by running diagnostic checks through a unified CLI that automatically corrects potential errors and enforces predefined code style standards.

Why choose Biome over ESLint for formatting and linting?▼

Biome is recommended over ESLint for formatting and linting because it provides a unified, zero-configuration preset that enforces code correctness, performance, and security standards without requiring extensive setup.