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OpenJS Foundation·Jul 13, 2026·v10.7.0·open source

ESLint

ESLint is a powerful, pluggable static code analysis tool for identifying and reporting on problematic patterns in ECMAScript/JavaScript code. It helps developers maintain code quality by enforcing consistent style and catching potential bugs early in the development lifecycle.

TestingInfrastructure
overview

ESLint is a powerful, pluggable static code analysis tool for identifying and reporting on problematic patterns in ECMAScript/JavaScript code. It helps developers maintain code quality by enforcing consistent style and catching potential bugs early in the development lifecycle.

key features
  • 01Pluggable architecture allowing custom rules, plugins, and parsers
  • 02Static code analysis to detect errors and enforce coding standards without execution
  • 03Automatic code fixing capabilities for many common linting issues
  • 04Highly configurable to support various frameworks, libraries, and coding styles
  • 05Integration support for major code editors and CI/CD pipelines
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