JavaScript packages

Shared Next.js App Router metadata, viewport and web app manifest for the NSW Design System fleet.

Add a scalar constant to each element in a double-precision floating-point strided array.

Core grid calculation logic for meeting-grid-layout

This [remark][remark] plugin parses custom Markdown syntax to produce (HTML) abbreviations.

Return an array of days

A collection of square filled React icons with 0px radius and 2px stroke width, designed for use in React Native / Expo applications.

DocPensieve global MDX components, usable without import: Card, Columns, Tooltip, Tree, Skill, TimeTimer, LogoIcon, ScrollToTop

Registry and loading utilities for web components

Per-group FIFO queue on Redis with visibility timeouts and retries.

A koa2 http-proxy-middleware.

Mark an error as transient, meaning you can retry

A collection of common values that are used in storybook by the Psammead components.

Simple svelte 5 client side router

TKO subscribables and observables

Streaming file copier

A Gatsby plugin to download and prefetch [Google Fonts](https://fonts.google.com/). Can increase performance as opposed to loading webfonts from Google's external stylesheet.

Node.js path.format() polyfill

Let AI write the Markdown. Let seemore show it better — zero config documentation framework.

Additional methods to jest.fn to introduce "late resolve" of promises returned by mock functions. This allows tests that read chronologically, like a story.

The maintained and well-documented Bugsnag transport for the winston logger

Extension of fs module.

Agent Skill that gives coding agents (Claude Code, Cursor, Codex) a local video editor: 42 FFmpeg tools with a machine-readable contract, contract-derived MCP server, FFmpeg capability detection, probe-first / verify-last workflow. Cut, join, silence remo

Pull Streams for socket.io

typescript function arguments utils

Remark plugin to include code from external files into markdown/MDX, with region slicing and line-highlight passthrough.

Operation contracts for the Jaren suite: the jaren-contract document declares JSON-in/JSON-out operations with kind, policy and an HTTP binding, compiled once into per-operation validators, transport normalizers and a static-beats-variable path matcher, s

Provides beautiful animated Marker clustering functionality for Leaflet.

fs wrapper for async await magic

A highly opinionated, sharable config of ESLint rules to produce beautiful, readable JavaScript.

JS murmur hash implementation

an indexed quad mesh with normals and UVs

Delay the evaluation of a variadic async function and cache the result

Ubiq Security, Inc. Format Preserving Encryption functions

Super light-weight DOM manipulation lib.

Typed API definitions with middleware support

Syslog sink for LogTape

An OpenAI compat integration for Effect

jpeg-recompress imagemin plugin

Shared Bun build presets and CLI for ContractSpec packages

Venus Protocol Price Oracle

Verify that all the filenames in an array are existing files

Tools to help with TMS, Quadkey & Google (XYZ) Tiles

Scoping helpers for building reusable components with Redux

Run npm scripts on serverless hook events

This is a collection of tools, independent of any other libraries

Animated number component

Prettify, format, beautify HTML.

A template for creating npm packages using TypeScript and VSCode

RHDP - React Hook Datepicker. A React Hook based primitive to build simple, flexible datepicker components that are WAI-ARIA compliant, and support localization.

Uglify.js loader for webpack(fork from uglify-loader, using terser@3)