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ESLint Playground

Runs ESLint rules on pasted JavaScript with custom config and shows the reported problems.

Artifact by ESLint

IndexedMITDeveloper toolsNo sign-up

Use it

Opens eslint.org in a new tab. Nothing to install.

You provide
Code and rule config
You get
Lint messages
Account
No sign-up needed
AI
No AI: a plain tool
Your input
Not stated: check the tool's privacy notes before using private data
Price
Free to use
Made with
Open-source web app
Source
Open source
Link check
Answered on Oct 31, 2026

About

ESLint Playground is an open-source web app in the developer tools category (linter). It opens in your browser, so there is nothing to install. You provide code and rule config and get lint messages. It needs no account. It is a plain tool: no AI model is involved. The source code is public on GitHub (eslint/eslint).

Category: Developer tools · linter

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Details

Auth
No auth
License
MIT
First seen
Oct 31, 2026
Last checked
Oct 31, 2026
Source
GitHub
Cite this page

ESLint Playground: free online tool. Agent Mart. https://agentmart.dev/artifacts/eslint-playground (last updated 2026-10-31)