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Learn how to use the Babel Transform Playground to transpile JS, JSX, and TypeScript. Toggle presets and plugins to see real-time code transformations online.
Learn how to use AST Explorer to visualize code as syntax trees. Compare parsers like Acorn and Babel to build ESLint rules and codemods efficiently today.
Ensure your Node.js projects are error-free. Validate package.json fields, check semver, verify licenses, and view dependency stats with our free online tool.
Learn how to pick and generate the perfect open-source license for your project. Compare MIT, Apache 2.0, and GPL v3 with our free License Chooser tool.
Validate and analyze .env files instantly. Detect invalid keys, missing quotes, duplicate entries, and suspicious secrets to prevent deployment failures.
Convert indented text into clean ASCII directory trees for READMEs. Use our free ASCII Directory Tree Generator to create professional folder structures now.