Transforms logical assignment operators into short-circuited assignments
Turn JSX into React function calls
Compile object rest and spread to ES5
Convert an absolute path to a tilde path: `/Users/sindresorhus/dev` → `~/dev`
Compile Unicode property escapes in Unicode regular expressions to ES5.
Externalise references to helpers and builtins, automatically polyfilling your code without polluting globals
Turn JSX into React function calls in development
Add displayName to React.createClass calls
Allow parsing of the flow syntax
Babel preset for all React plugins.
Use JSX for HTML elements.
Dev tools and CLI for React Router
Allow parsing of import()
Dev server middleware for React Native
Allow parsing of decorators
Gonzales Preprocessor Edition (fast CSS parser)
Compile class and object decorators to ES5
Transform optional chaining operators to workaround https://crbug.com/v8/11558
Compile regular expressions using duplicate named groups to index-based groups.
Mark top-level React method calls as pure for tree shaking
Token-efficient DOM extraction for AI agents - Extract interactive elements, semantic structure, and stable CSS selectors for LLM-powered browser automation
Expo Development Client
Compile `using` and `await using` declarations to ES2015
daddy told us not to be ashamed of our userscripts