Catches broken JavaScript before you run it.
Underlines mistakes as you type and fixes many of them on save. Worth installing on day one with AI-written code: it flags the unused import or missing await that an agent left behind, in the editor rather than in a failed build.
Use it in
Works with
Key info
- Pricing
- Open source
- Platform
- macOS · Windows · Linux
- Category
- Plugins
- Best for
- Beginner
- Cost
- Free and open source (MIT)
- Install
- ESLint by Microsoft, in the VS Code marketplace
- Needs
- ESLint set up in the project; Next.js and most starters already do
- Fixes on save
- Yes, once you turn it on in settings
- Good for
- Catching what an AI left behind before you run it