Converts a source-map from/to different formats and allows adding/changing properties.

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

extracts inlined source map and offers it to webpack

Generate source maps

Automatically cleanup expired items in a Map

Packages @jridgewell/trace-mapping and @jridgewell/gen-mapping into the familiar source-map API

Formatting user's text input on-the-fly

Map and Set with automatic key interning

Data library for istanbul coverage objects

Map over promises concurrently

DOM utilities for use within Fluent web components

React components for MapLibre GL JS and Mapbox GL JS

A metro-file-map fork for Expo used with the Metro bundler

Retrieves a name:pathname Map for a given workspaces config

Basic cache object for storing key-value pairs.

Map `visit` over an array of objects.

The map of the codebase — @atlas code annotations + a seam registry + a drift-proof MAP.md. A map that can only assert what is mechanically true.

A thing that is a lot like ES6 `Map`, but without iterators, for use in environments where `for..of` syntax and `Map` are not available.

A data loading utility to reduce requests to a backend via batching and caching.

Analyze and debug space usage through source maps