ESLint website, JavaScript linter, code quality, rules, plugins, flat config

ESLint

ESLint.org is the official website for ESLint, a configurable JavaScript linting tool with documentation for rules, plugins, parsers, flat config, integrations, and code quality workflows.

Website

eslint.org is the main public website for ESLint documentation, rule references, configuration guidance, integrations, and project links.

Purpose

ESLint finds and reports JavaScript code patterns so teams can enforce quality, consistency, and project-specific rules.

Registration

Who.is lists eslint.org as registered through 1API GmbH, with an expiration date in July 2026.

ESLint is a pluggable JavaScript linter for code quality rules, plugins, configuration, and automated checks.View logo on ESLint

What ESLint is

ESLint official site presents ESLint as a pluggable JavaScript linter for finding and fixing problems in code. The website explains how ESLint reads source files, applies configured rules, reports issues, and can often auto-fix formatting or quality problems before code reaches review.

Who uses ESLint

ESLint is used by JavaScript and TypeScript developers, frontend teams, Node.js projects, library maintainers, and organizations that want automated checks for code quality. It is especially common in projects where many contributors need shared rules for style, possible bugs, imports, accessibility patterns, testing code, or framework conventions.

How the website is organized

The website is built around documentation and reference material. It includes getting-started guides, configuration pages, command-line options, rule documentation, plugin guidance, migration notes, integration examples, and project governance information. Developers often use it as a quick reference when a rule warning appears in an editor or CI job.

Rules and configuration

ESLint works through rules that inspect code and report specific patterns. A project configuration decides which rules are enabled, how strict they are, which files are linted, and which parser or plugins should be used. The site now emphasizes flat config, the modern configuration format for organizing these decisions.

Plugins and parsers

Plugins extend ESLint beyond the core rules. They can add checks for frameworks, testing tools, import patterns, accessibility conventions, or language extensions. Parsers let ESLint understand syntax beyond standard JavaScript, which is why many TypeScript or framework projects combine ESLint with community-maintained packages.

Editor and CI workflows

The website connects ESLint to the way developers actually work. Editor integrations can show lint results while code is being written, package scripts can run checks locally, and continuous integration can fail a build when problems remain. Auto-fixable rules help teams correct simple issues without manual cleanup.

Strengths and tradeoffs

ESLint is flexible enough to support small projects and large organizations, but that flexibility can make configuration feel complex. Teams need to decide which rules are useful, which warnings create noise, and how linting should interact with formatters, type checkers, and framework-specific tools.

Why it matters

ESLint matters because it turns many code-review expectations into repeatable automated checks. Its official website is an important reference for understanding JavaScript quality tooling, plugin ecosystems, and how modern projects keep style and correctness rules consistent across contributors.

WHOIS domain data

Data pulled: May 24, 2026View current WHOIS record

Domain: eslint.org
IP address: 98.84.224.111
Registrar: 1API GmbH
WHOIS server: whois.1api.net
Referral URL: http://www.1api.net
Created: July 4, 2013
Updated: November 24, 2025
Expires: July 4, 2026
Nameservers: dns1.p04.nsone.net (198.51.44.4); dns2.p04.nsone.net (198.51.45.4); dns3.p04.nsone.net (198.51.44.68); dns4.p04.nsone.net (198.51.45.68)
Domain status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Contact privacy: Registrant, admin, technical, and billing contact fields are listed as REDACTED FOR PRIVACY.

Key concepts

Rules inspect code for specific patterns and can report warnings or errors.
Flat config is the modern ESLint configuration format for defining files, rules, plugins, and language options.
Auto-fix lets some rules rewrite code safely without manual editing.

Website areas

Documentation covers installation, configuration, command-line usage, rules, plugins, and integrations.
Rule reference pages explain what each core rule checks, when to use it, and examples of valid or invalid code.
Migration and blog materials help teams follow major changes in ESLint versions and configuration formats.

Common misconceptions

ESLint is not only a formatter; it focuses on code analysis, while formatters handle many layout-only decisions.
A lint warning is not automatically proof of a bug; it reflects the rules a project chose to enforce.
Plugins are central to many real-world setups because core ESLint does not cover every framework or language extension.

Open questions

How will ESLint configuration stay approachable as JavaScript projects continue to add frameworks and build tools?
Which checks should belong in ESLint versus type checkers, formatters, compilers, or framework-specific analyzers?
How will the plugin ecosystem adapt as flat config becomes the standard configuration model?