ultracite

Format and lint AI-ready files across multiple code and markup types.

1.2k|116|Updated Mar 22, 2025
One-click install
npx skills add https://github.com/FranciscoMoretti/sparka --skill ultracite
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: ultracite
Source: https://github.com/FranciscoMoretti/sparka/tree/main/.skillz/ultracite
Command: npx skills add https://github.com/FranciscoMoretti/sparka --skill ultracite

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill ensures consistent, high-quality code across various file types by enforcing strict formatting and linting rules automatically. It reduces manual code review effort, catches common errors early, and promotes a unified codebase, allowing developers to focus on logic rather than style.

Core Features & Use Cases

  • Automated Formatting & Linting: Applies Biome-powered rules for consistent code style and error detection across many languages, saving developers time on manual corrections.
  • Comprehensive Code Standards: Covers type safety, modern JavaScript/TypeScript, async patterns, React/JSX, error handling, and security, ensuring a robust codebase.
  • AI-Ready Codebase: Prepares your code for AI-assisted development by maintaining a clean, predictable structure that AIs can easily understand and process.
  • Use Case: Automatically format and lint a newly written feature file, ensuring it adheres to all Ultracite standards before committing, and identify any remaining issues that require manual attention, streamlining the development workflow.

Quick Start

Using the ultracite skill, review the attached 'UserDashboard.tsx' file and suggest fixes for any formatting or linting issues.

Frequently Asked Questions about ultracite

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

FAQPage Schema
How do I format and lint TypeScript and JavaScript files automatically?

Ultracite automates formatting and linting across TypeScript, JavaScript, and 15+ other file types using Biome-powered rules. It enforces consistent code style, catches errors early, and ensures AI-ready output by applying strict quality standards in pre-commit, CI, or editor workflows without manual intervention.

What file types does Ultracite support for code formatting?

Ultracite formats and lints TypeScript, TSX, JavaScript, JSX, JSON, JSONC, HTML, Vue, Svelte, Astro, CSS, YAML, GraphQL, Markdown, MDX, and Grit files. This comprehensive coverage handles code, markup, and documentation in a single unified workflow.

Can I use Ultracite to prepare my codebase for AI-assisted development?

Yes. Ultracite enforces AI-ready formatting by maintaining clean, predictable code structure that AI tools can easily understand and process. It applies type safety, modern async patterns, React/JSX standards, and error-handling rules that make your codebase compatible with AI-assisted workflows.

How does Ultracite reduce code review effort?

Ultracite automatically applies comprehensive formatting and linting rules before code review, catching style violations, type issues, security concerns, and common errors upfront. This eliminates manual style corrections and lets reviewers focus on logic and design rather than formatting compliance.

Does Ultracite work in CI/CD pipelines and pre-commit hooks?

Yes. Ultracite integrates into pre-commit, CI, and editor workflows to enforce Ultracite standards automatically. It loads rules from @.claude/rules/ultracite.mdc and identifies formatting or linting issues before code is committed or deployed.

What code quality standards does Ultracite enforce?

Ultracite covers type safety, modern JavaScript/TypeScript patterns, async handling, React/JSX best practices, error handling, and security checks. These standards ensure consistent, robust code across your entire codebase and prepare it for AI-assisted development.