Ultracite is a highly opinionated, production-grade preset for modern JavaScript/TypeScript development tools. It provides a comprehensive, zero-configuration solution for code formatting and linting across multiple popular tools including ESLint, Biome, Oxlint, Prettier, and Stylelint.
Key Features
- Zero Configuration: Get started instantly with pre-configured rules for popular frameworks and tools
- Multi-Tool Support: Works seamlessly with ESLint, Biome, Oxlint, Prettier, and Stylelint
- AI Integration: Designed specifically for AI models and agents to generate consistent, type-safe code
- Framework-Specific Rules: Includes optimized configurations for React, Next.js, and other popular frameworks
- Editor Integration: Automatically generates configuration files for VS Code, Cursor, Windsurf, and other editors
- Agent Support: Compatible with Claude Code, GitHub Copilot, Gemini, and 20+ other AI agents
- Cloud Service: Ultracite Cloud monitors repositories and automatically fixes lint issues using AI
Use Cases
- Development Teams: Ensure consistent code style across all team members and eliminate formatting debates
- AI-Assisted Development: Provide AI models with clear formatting rules to generate better code
- Project Onboarding: Quickly set up comprehensive linting and formatting for new projects
- Code Quality Maintenance: Automatically detect and fix lint issues in pull requests
- Multi-Editor Environments: Support developers using different editors with consistent configurations
Technical Implementation
Ultracite provides modular configurations that can be easily imported and extended. The tool supports modern JavaScript/TypeScript ecosystems and includes hundreds of optimized rules for production-grade code quality. It's trusted by companies like Vercel, Adobe, Clerk, and Tencent, and used by thousands of open source projects.
