Last updated: April 12, 2026
ESLint vs Biome — Which JavaScript Linter in 2026?
Quick Answer
ESLint is the established JavaScript/TypeScript linter with 2000+ community rules and plugins. Biome is a Rust-based all-in-one tool that lints and formats 10-100x faster. ESLint has the larger ecosystem; Biome has dramatically better performance.
ESLint vs Biome — Side by Side
| Feature | ESLint | Biome |
|---|---|---|
| Speed | Slow on large codebases | 10-100x faster (Rust, parallel) |
| Formatter | No — pair with Prettier | Built-in (Prettier-compatible) |
| Rules | 2000+ (core + community plugins) | 200+ rules (growing) |
| Plugins | Massive ecosystem (eslint-plugin-*) | Limited — built-in rules only |
| Configuration | Complex — .eslintrc, extends, plugins | Simple — biome.json |
| TypeScript | Via @typescript-eslint (separate) | Built-in TypeScript support |
| Framework Rules | eslint-plugin-react, eslint-plugin-vue | React/JSX rules built-in |
Verdict
Choose Biome for new projects that want fast, zero-config linting and formatting. Choose ESLint when you need specific community plugins (eslint-plugin-import, custom rules) that Biome does not yet support.
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