Prettier
Opinionated code formatter for JavaScript, TypeScript, CSS, JSON, and more — eliminate all style debates by letting a machine format your code.
Why Prettier?
Every JS/TS project — automatically format on save to keep code consistent
Teams that want to eliminate style debates in code review
Combined with ESLint: Prettier handles formatting, ESLint handles code quality
Signal Breakdown
What drives the Trust Score
Download Trend
Last 12 months
Tradeoffs & Caveats
Know before you commitProjects adopting Biome, which includes formatting built-in
Teams with strong preference for non-default style rules Prettier can't accommodate
Pricing
Free tier & paid plans
Open source, free to use
Free & open-source
Alternative Tools
Other options worth considering
Unified Rust-based formatter and linter for JavaScript and TypeScript — replaces Prettier and ESLint in one 10x faster tool.
Often Used Together
Complementary tools that pair well with Prettier
Learning Resources
Docs, videos, tutorials, and courses
Get Started
Repository and installation options
View on GitHub
github.com/prettier/prettier
npm install -D prettierQuick Start
Copy and adapt to get going fast
npm install -D prettier
# .prettierrc
{ "semi": true, "singleQuote": true, "printWidth": 100 }
# Format all files
npx prettier --write .
# package.json script
{ "scripts": { "format": "prettier --write ." } }Community Notes
Real experiences from developers who've used this tool