Awesome ESLint

A list of awesome ESLint plugins, configs, etc.
Under Creative Commons Zero v1.0 Universal
By dustinspecker

awesome-list awesome eslint list

Awesome ESLint

A list of awesome ESLint configs, plugins, etc.

If you want to contribute, please read the contribution guidelines.

Contents

Configs

Configs by Well-Known Companies/Organizations

Other Prominent Configs (100 stars or so)

Other Configs

Preconfigured Configs with ESLint Set up

Plugins

Code Quality

Compatiblity

CSS in JS

Deprecation

Embedded

Frameworks

Languages

Libraries

Misc

Practices

Performance

Security

Style

Testing Tools

Parsers

Formatters

Globals

Tools

Developing for ESLint

Tutorials

Installation and Setup

Configs
Configs by Well-Known Companies/Organizations

Airbnb - Shareable config for Airbnb's style guide.

Airbnb-babel - Airbnb's ESLint config with Babel Support.

Airbnb-typescript - Airbnb's ESLint config with TypeScript support.

Alloy - Progressive ESLint config for your React/Vue/TypeScript projects.

ESLint - Contains the ESLint configuration used for projects maintained by the ESLint team.

Facebook - Sharable config for Facebook's style guide.

Google - Shareable config for the Google style.

React App - Sharable config for React projects.

Shopify - Shareable config for Shopify's style guide.

Wikimedia - Shareable config for Wikimedia's style guide, used by MediaWiki.

Other Prominent Configs (100 stars or so)

Auto - Automatically configure ESLint based on your project's dependencies.

Canonical - Shareable config for Canonical style guide.

Standard - Shareable config for JavaScript Standard Style.

XO - Shareable config for XO.

Other Configs

Adjunct - A reasonable collection of plugins to use alongside your main ESLint configuration.

Ash-Nazg - One config to rule them all!

Cecilia - ESLint configuration for awesome projects.

ES - Shareable config for very strict code.

Hardcore - The most strict (but practical) ESLint config out there.

Problems - Shareable config that only catches actual problems, and doesn't enforce stylistic preferences.

Supermind - Shareable config for Supermind style.

Preconfigured Configs with ESLint Set up

Node.js Standard Style - Node.js core config.

prettier-standard - Prettier formatter with custom eslint rules allowed.

Standard - JavaScript Standard Style.

Superlint - JavaScript Supermind Style.

XO - JavaScript happiness style linter .

Healthier - Code style agnostic version of Standard, perfect companion to Prettier.

Plugins
Code Quality

SonarJS - Rules detecting bugs and suspicious patterns.

Unicorn - Various awesome ESLint rules.

Compatiblity

Compat - Lint browser compatibility of APIs used (caniuse as an ESLint plugin).

ecmascript-compat - Disable ECMAScript language features not supported by your browserslist targets.

es - Disable specific ECMAScript language versions or individual features.

es5 - ESLint plugin for ES5 users (forbid ES2015+ usage).

ie11 - Detect unsupported ES6 features in IE11.

CSS in JS

CSS-modules - Lint undefined or unused rules for css modules.

Emotion - ESLint rules for emotion.

Styled Components

Better Styled Components - Auto fixable ESlint's rules for styled components.

styled-components-a11y - A11y for Styled Components.

Deprecation

deprecate - Mark functions or modules as deprecated and get lint messages when they are used.

deprecation - Identifies use of
jsdoc @deprecated functions.

disable - Disable specified plugins using file path patterns and inline comments.

Embedded

HTML - Linting for JavaScript inside of HTML <script> tags.

Markdown - Linting for JavaScript inside of Markdown.

Frameworks

AngularJS - Linting rules to adhere to the John Papa's AngularJS Styleguide.

Backbone - Linting rules for Backbone.

Custom Elements - Rules by GitHub for Custom Elements.

Ember - Linting rules for Ember.

Hapi - Linting rules for hapi.

Meteor - Meteor specific linting rules.

React

JSX a11y - Accessibility rules on JSX elements.

React - Linting rules for React and JSX.

React Hooks - Linting rules for React Hooks.

React Native - React Native specific linting rules.

React-Redux - React-Redux specific linting rules.

Svelte - Linting rules for Svelte v3 Components.

VueJS - Plugin for VueJS.

VueJS Scoped CSS - Plugin for Scoped CSS in VueJS.

Languages

Coffee - Enables linting CoffeeScript files with, with optional linting rules from the Coffeelint library.

Babel - Adds replacements for built-in rules to include Babel features.

import - Linting of ES2015+ import/export syntax, and prevent issues with misspelling of file paths and import names.

Flow

Flow - Flow type linting rules.

Flow Errors - Run Flow as an ESLint plugin.

HTML - ESLint plugin for HTML.

JSON

JSON - Lint your JSON files.

JSON, package.json - Lint, format, and auto-fix your JSON files. Sort your package.json.

JSON with Comments - ESLint plugin for JSON, JSONC and JSON5.

JSON Schema - Validates data defined in JavaScript, JSON, YAML and TOML using JSON Schema Validator.

MDX - ESLint Parser/Plugin for MDX.

Node - Additional ESLint's rules for Node.js.

SQL - SQL linting rules for ESLint.

TOML - ESLint plugin for TOML.

TypeScript - Linting rules for TypeScript.

YAML - ESLint plugin for YAML.

Libraries

GraphQL

dotansimha/graphql-eslint - Validates, prettifies and checks your GraphQL operations and GraphQL schema for best-practices.

apollostack/eslint-plugin-graphql - Check your GraphQL query strings against a schema.

TypeGraphQL - Linting rules for TypeGraphQL, targeted at finding common mistakes.

jQuery - Linting rules for jQuery, including versioned configs for deprecated features.

JSDoc - Linting rules for JSDoc comments (including the JavaScript within @example).

Lodash

Lodash - Lodash specific linting rules.

Lodash/fp - Lodash/fp specific linting rules.

Lodash template - Plugin for Lodash template/Underscore template.

Microtemplates (Used in Lodash and Underscore.js)

Mongodb - Mongodb native Node.js driver linting rules.

Ramda - Ramda specific linting rules.

RequireJS - Linting rules for RequireJS.

Misc

Diff - Run ESLint on your changed lines only. Also supports CI!

ESLint Comments - Best practices about ESLint directive comments (/*eslint-disable*/, etc.).

eslint-plugin-write-good-comments - Enforce good writing style in comments.

eslint-define-config - Provide a defineConfig function for .eslintrc.js files.

eslint-plugin-eslint-plugin - An ESLint plugin for linting ESLint plugins.

GitHub - Misc. rules from GitHub.

@mysticatea/eslint-plugin - Misc. rules.

@brettz9/eslint-plugin - Misc. rules. of @mysticatea without the personal config.

Notice - An eslint rule that checks the top of files and fixes them too!

Only-Error - Convert all rules to errors.

Only-Warn - Convert all rules to warnings.

PutOut - an ESLint plugin integrates putout linter into ESLint.

TypeLint - Introduces types, based on existing schemas (Swagger, Redux) and linting access to object properties, preventing undefined errors.

Woke - Helps catch insensitive words, promoting an inclusive codebase.

Practices

array-func - Avoid redundancy when using es2015 array methods and functions.

arrow functions - ESLint rules to ensure proper arrow function definitions.

boundaries - Ensures that your architecture boundaries are respected by the elements in your project checking file structure and dependencies.

fp - ESLint rules for functional programming.

functional - ESLint rules to disable mutation and promote fp in JavaScript and TypeScript.

Immutable - Disable all mutation in JavaScript.

new-with-error - Require errors to be thrown using new.

no-constructor-bind - Encourages use of class properties by reporting use of this with bind or setting state in constructors.

no-inferred-method-name - Custom rule for ESLint that checks for inferred method names within object literals.

no-loops - It's 2019 and you still use loops?

no-restricted-syntax - Show queried syntax's content in messages.

no-use-extend-native - Prevent using extended native objects.

Promise - Best practices when working with promises.

pure - Enforce pure functions (without side effects).

RegExp - ESLint plugin for finding regexp mistakes and style guide violations.

sort-keys-fix - Adds fixer for ESLint sort-keys rule.

this - Write pure functions, don't allow this.

toplevel - An eslint plugin for disallow side effect at module toplevel.

Performance

clean-regex - JavaScript regex linter that aims to help write better regular expressions by pointing out errors and suggesting improvements.

Optimize Regex - Optimize regex literals.

Perf-Standard plugin and Config

Security

no-secrets - An eslint plugin that detects potential secrets/credentials.

no-unsanitized - Checks for innerHTML, outerHTML, etc.

pii - Checks and enforces PII Compliance of the code. i.e. no email address, birth date, IP address or phone number in comments or string literals.

ScanJS config and plugin - Security-related rules.

Security - ESLint rules for Node Security.

xss - Tries to detect XSS issues in codebase before they end up in production.

Style

const case - Enforce capitalization of constant primitive literals.

editorconfig - Derive rules from .editorconfig.

filenames - Ensure consistent filenames for your JavaScript files.

Simple import sort - Easy autofixable import sorting.

Switch case - Switch-case-specific linting rules for ESLint.

padding - Allows/disallows padding between statements.

Testing Tools

AVA - Linting rules for AVA.

Chai

expect practices

with unused expressions

permitted keywords

with chai-as-promised plugin

globals

Cucumber - Linting rules for Cucumber.

Cypress - Linting rules for Cypress.

Jasmine - Linting rules for Jasmine.

Jest

Enforcing practices - Linting rules for Jest.

Enforcing consistent formatting - Formatting rules for Jest.

Jest-async - Async linting rule for Jest.

Jest-DOM - Linting rules for Jest-DOM.

Mocha

Enforcing practices - Linting rules for Mocha.

Enforcing manageability

QUnit - Linting rules for QUnit.

Testcafe - Linting rules for Testcafe.

Testing Library - Linting rules for Testing Library.

Parsers

Babel - Use Babel's parser for linting all Babel features.

TypeScript - A TypeScript parser that produces output compatible with ESLint.

BrightScript - BrightScript plugin for Roku development. Includes Parser and Rules.

GraphQL - Parser for the GraphQL AST. Includes parser, plugin, processor (for non-graphql files) and rules.

Formatters

badger - Make SVG-based badges summarizing ESLint results (e.g., for use on a README).

git-log - ESLint Formatter featuring Git Author, Date, and Hash.

github - See ESLint errors and warnings directly in pull requests.

gitlab - Output ESLint results in the GitLab code quality results.

mo - Good-lookin' ESLint formatter and also for delightful reading experience.

SARIF - Generate a results in a SARIF format so it can be imported into tools like GitHub Advanced Security.

summary-chart - Format ESLint output into a bar chart.

Globals

Restricted Globals - Expect window qualifier on globals that may otherwise be confusable as local variables.

ES and browser globals (originally from ESLint)

chai globals

Tools

es-file-traverse - Obtain a list of only those files which are in use based on imports and/or requires from an entry file or files; list passable to ESLint. Intended esp. for linting 3rd party dependencies.

eslint-cli - This is the eslint command that executes a local installed ESLint.

eslint-find-rules - Find built-in ESLint rules you don't have in your custom config.

eslint-index - CLI for finding and managing rules in ESLint config files.

eslint-multiplexer - Multiplex eslint results and merge results for common files.

eslint-nibble - Ease into ESLint, by fixing one rule at a time.

eslint-rule-documentation - Find the url for the documentation of an ESLint rule.

eslint-watch - Run ESLint with watch mode.

codacy-eslint - Docker used at Codacy to run ESLint.

esprint - Run ESLint across multiple threads.

generator-eslint - Generate ESLint
plugin and rules with Yeoman.

editor-info - Detect whether one is within an editor/IDE and which type, allowing one to tweak ESLint configuration accordingly.

eslint-dashboard - Interactive ESLint workflow that lives in your terminal.

Developing for ESLint

eslint-docs - Keep your rule descriptions up-to-date across the repository.

Tutorials

Creating an ESLint Plugin - Article walking through the creation of an ESLint rule and plugin.

Lint Like It's 2015 - Article walking through the benefits of using ESLint.

Linting JavaScript with ESLint - Video showing ESLint setup and basics.

Linting React JSX with ESLint (in ES6) - Video showing how to use React and JSX with ESLint.

Plugin Module with Mixins - Article on how to write a plugin as a node module containing modular mixin configuration.

Writing a rule to spot undeclared props hiding in plain sight - Article about creating rules that require scope analysis.

Installation and Setup

Lintier - CLI to quickly scaffold an ESLint & Prettier setup in a TypeScript project.