`[].map(f)` for older browsers

The Map & WeakMap data structures as a reactive signals.

[Experimental] - 🚇 File crawling, watching and mapping for Metro

JavaScript code generator from an ESTree-compliant AST.

A Map with weakly referenced values.

An ultra light-weight, nonexhaustive, polyfills library

Faster, node.js focused alternative to JavaScript's native array map.

Applies source maps to stack traces, so a failing test points at the code you wrote rather than at the code Jest ran.

An ES5 spec-compliant `Array.prototype.map` shim/polyfill/replacement that works as far down as ES3.

Map over promises serially

extracts inlined source map and offers it to webpack

Map and Set with automatic key interning

A splay tree typescript library

Returns an array of mapped values from an array or object.

unist utility to create a new tree by mapping all nodes

Isomorphic component that allows rendering react components on a google map

Fast, small, efficient JavaScript memoization lib to memoize JS functions

A typescript Map structure like ES6 Map

An interactive canvas-based map component for React.

Add source maps of multiple files, offset them and then combine them into one source map