JSCodeCraft — 10 JavaScript Developer Tools in One Place

A collection of 10 JavaScript developer tools to analyze, visualize, refactor, and improve your code. Code analysis, structure mapping, refactoring suggestions, pattern detection, and more. Free, no signup required. Built with Next.js, TypeScript, and Tailwind CSS.

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Just pushed an update the refactoring engine now catches 15 more patterns including potential null reference errors and async/await anti-patterns. Check it out if you haven't tried it yet.

The code quality score uses a weighted algorithm across 10 dimensions readability, complexity, maintainability, test coverage indicators, and more. It's not just a lint check it actually understands your code structure.