ultracite
A highly opinionated, zero-configuration linter and formatter.
- 3.4k stars
- 129 forks
- 2 open issues
- Language: TypeScript
- License: MIT
- updated
Install
git clone https://github.com/haydenbleasel/ultracite{
"mcpServers": {
"ultracite": {
"command": "node",
"args": ["/path/to/ultracite/dist/index.js"]
}
}
}{
"mcpServers": {
"ultracite": {
"command": "node",
"args": ["/path/to/ultracite/dist/index.js"]
}
}
}- Run the command above in your terminal (Claude Code), or paste the JSON config into claude_desktop_config.json (Claude Desktop).
- Replace any <placeholder> values with your API keys or paths.
- Restart Claude. The MCP server and its tools appear automatically.
Clone https://github.com/haydenbleasel/ultracite and follow its README for install instructions.
Editor's note
Ultracite is a zero-configuration linting and formatting preset that bundles pre-tuned rule sets for three distinct toolchains: Biome, ESLint with Prettier and Stylelint, and the Rust-based Oxlint with Oxfmt. Running `npx ultracite init` launches an interactive setup that detects the active package manager, then writes configuration files for the chosen linter, editor, and AI agents in one pass. The AI-ready feature is the notable hook for Claude users: the init command accepts an `--agents` flag that generates ruleset and context files specifically for Claude Code, alongside Cursor, GitHub Copilot, Gemini, and others, so both human developers and AI coding agents operate against the same style constraints. A `--install-skill` flag can additionally install a reusable Ultracite skill after setup. The tool also supports monorepos by applying a single unified configuration across all packages. Frontend and full-stack TypeScript developers who use AI coding assistants and want consistent, automatically enforced code style without writing their own ESLint or Biome configuration are the primary audience.
1 items in this repository
Ultracite is a zero-config linting and formatting preset for JavaScript/TypeScript projects. Use when: (1) Setting up or initializing Ultracite in a project (ultracite init), (2) Running linting or formatting commands (check, fix, doctor), (3) Writing or reviewing JS/TS code in a project that uses Ultracite — to follow its code standards, (4) Troubleshooting linting/formatting issues, (5) User mentions 'ultracite', 'lint', 'format', 'code quality', or 'biome/eslint/oxlint' in a project with Ultracite installed.
MCP Servers overview
What people ask about ultracite
What is haydenbleasel/ultracite?
haydenbleasel/ultracite is mcp servers for the Claude AI ecosystem. A highly opinionated, zero-configuration linter and formatter. It has 3.4k GitHub stars and its last recorded update is dated 2026-10-22.
How do I install ultracite?
You can install ultracite by cloning the repository (https://github.com/haydenbleasel/ultracite) or following the README instructions on GitHub. ClaudeWave also provides quick install blocks on this page.
Is haydenbleasel/ultracite safe to use?
Our security agent has analyzed haydenbleasel/ultracite and assigned a Trust Score of 97/100 (tier: Verified). See the full breakdown of passed checks and flags on this page.
Who maintains haydenbleasel/ultracite?
haydenbleasel/ultracite is maintained by haydenbleasel. The last recorded GitHub activity is dated 2026-10-22, with 2 open issues.
Are there alternatives to ultracite?
Yes. On ClaudeWave you can browse similar mcp servers at /categories/mcp, sorted by popularity or recent activity.