Over 90× faster than ESLint, quick-lint-js gives you instant feedback as you code. Find bugs in your JavaScript before your finger leaves the keyboard. Lint any JavaScript file with no configuration.
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const occupation = language + " coder";
const language = "JavaScript";
occupation = "Senior " + occupation;
E0057 - use of undeclared variable: ocupationconsole.log(`Welcome, ${ocupationoccupation}!`);
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Latest version: 3.2.0 (released )
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Features
quick-lint-js | ESLint | Biome | |||
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🚀 quick |
🐇 capable |
🚀 quick |
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✅ zero config |
❌ config or init
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✅ config optional |
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free GPLv3 |
open source MIT |
open source MIT |
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✅ JSX |
✅ † JSX |
✅ JSX |
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✅ TypeScript |
✅ † TypeScript |
✅ TypeScript |
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minimal lint rules |
zillions of lint rules |
some lint rules |
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feature | quick-lint-js | ESLint | JSHint | Biome | Deno |
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✅ | ✅ | ✅ | ✅ | ✅ |
Vim
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Neovim
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✅ | ✅ | ✅ | ✅ | ✅ |
WebStorm
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❌ | ✅ | ✅ | ✅ | ✅ |
Sublime Text
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✅ | ✅ | ✅ | ❌ | ✅ |
Notepad++ | ❌ | ✅ | ✅ | ❌ | ❌ |
Emacs
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✅ | ✅ | ✅ | ❌ | ✅ |
Codespaces
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❌ | ❌ | ❌ | ❌ | ❌ |
Kate
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✅ | ❌ | ❌ | ❌ | ❌ |
LSP server | ✅ | ✅ | ❌ | ✅ | ✅ |
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