Create your custom install command

Pick the formatter and linter you want Ultracite to configure.

Biome

The modern all-in-one toolchain

ESLint + Prettier + Stylelint

The most mature linting ecosystem

Oxlint + Oxfmt

The fastest linter available

Enable framework-specific rules. Pick everything that's in your stack.

Generate editor settings so format-on-save and linting work out of the box.

Universal (.vscode/settings.json)

.vscode/settings.json

Zed

.zed/settings.json

Create rules files that teach AI agents your code standards.

Universal (AGENTS.md)

AGENTS.md

Aider

ultracite.md

Amazon Q CLI

.amazonq/rules/ultracite.md

Claude

.claude/CLAUDE.md

Firebender

firebender.json

Gemini

GEMINI.md

Replit

replit.md

Roo

.roo/rules/ultracite.md

Add agent hooks that auto-format files after each edit.

Run Ultracite automatically before each commit.