Biome Has a Free Linter and Formatter — Replace ESLint + Prettier With One Tool

Your JavaScript Toolchain Is Too Complex ESLint config: 47 lines. Prettier config: 12 lines. eslint-config-prettier to make them not fight each other. eslint-plugin-import for import sorting. 8 ESLint plugins for React, TypeScript, accessibility. All to lint and format code. Biome: One Tool to Replace Them All Biome is a linter, formatter, and import sorter in a single binary. Written in Rust for speed. The Speed Difference ESLint + Prettier on large project: 45 seconds Biome on same project: 0.5 seconds 90x faster. Your CI pipeline will thank you. Zero Config Start npm install --save-dev @biomejs/biome npx biome init npx biome check --write . Three commands. Linting + formatting + import sorting. Done. What It Replaces Before After ESLint Biome Prettier Biome eslint-config-prettier Not needed eslint-plugin-import Biome @typescript-eslint/parser Biome @typescript-eslint/eslint-plugin Biome eslint-plugin-react Biome eslint-plugin-jsx-a11y Biome 8 packages → 1 package. 200+ lines of conf