ESLint pricing
1 plan read from eslint.org
Open source ESLintFree JavaScript linting · npm installation · extensible rules and plugins Read 30 Sep 2026 · eslint.org
In short
- ESLint has a free plan (Open source ESLint).
What the alternatives costAll alternatives →
| Tool | From | Free plan | Free trial |
|---|---|---|---|
| Cppcheck | — | Yes | Yes |
| Flake8 | — | Yes | No |
| JSHint | — | Yes | No |
| clang-tidy | — | Yes | No |
| actionlint | — | Yes | No |
| PMD | — | Yes | No |
| Biome | — | Yes | No |
| Astral | — | Yes | No |