Migrate from Prettier in Biome
From the Biome cheat sheet · Migration · verified Aug 2026
Migrate from Prettier
Convert supported Prettier options and ignore patterns.
bash
# Preview the migration
npx @biomejs/biome migrate prettier
# Write the converted configuration
npx @biomejs/biome migrate prettier --write📌 Biome and Prettier have different formatter defaults
💡 The migration reads Prettier config and ignore files
🔍 JSON5, TOML, and YAML configs are not migrated
⚠️ Compare the first formatting diff before removing Prettier
migrationprettierformatter
Continue with Biome
Save the full cheat sheet or work through every related task.