Efficient Binary heap (priority queue, binary tree) data structure for JavaScript / TypeScript. Includes JavaScript methods, Python's heapq module methods, and Java's PriorityQueue methods.

Loop over each item in an array and call the given function on every element.

Array utils

Framework-agnostic 3D LED-grid display — a tiny WebGL voxel canvas you draw on.

utilities for primitive JavaScript types

Rope-based persistent sequence type

A highly customizable LED indicator component for React applications built with Mantine. Provides visual feedback for status indicators with support for colors, sizes, animations, and controlled states.

Parses set-cookie headers into objects

Concatenate a readable stream's data into a single array

Utility package to determine if an `Array.prototype` method properly boxes the callback's receiver and third argument.

A JavaScript text diff implementation.

TypeScript definitions for d3-polygon

Lightweight utility for input validation and data extraction in Turf.js. Ensures GeoJSON inputs are in the correct format and extracts specific components like coordinates or geometries.

Get the minimum value in an array

very fast object redaction

Get the maximum value in an array

Check if a value is any kind of array

High-performance JSON Pointer implementation

Simple dependency graph.

Rescale an array into a range