Code Linters and Formatters for Web Developers
New Course Coming Soon:
Get Really Good at Git
There are many online tools that help you lint or format code. This post list many of the most useful ones for HTML, CSS and JavaScript
Official online version of popular projects that improve your JavaScript code
Prettier (formatter)
https://prettier.io/playground/
ESLint (linter)
JSHint (linter)
Tools for other languages
CSS
HTML
JSON
GraphQL
General purpose (handle more than 1 single syntax)
Here is how can I help you:
- COURSES where I teach everything I know
- CODING BOOTCAMP cohort course - next edition in 2025
- BOOKS 16 coding ebooks you can download for free on JS Python C PHP and lots more
- Follow me on X