JavaScript packages

Parsing gigabytes of JSON per second

Universal headless AI Assistant engine with extensible tool execution and custom relay support.

Simple and lightweight middleware to handle subdomains

🦊 Logixlysia is a logger for Elysia

FEEL language support for the CodeMirror code editor

tsParticles polygon mask plugin

Tiny pluggable templating engine for Node and browsers

React component to render math using MathJax

remark plugin to support highlight mark

Converts geojson to svg/path string given svg viewport size and maps extent.

node-red-contrib-lowercase ================

TSLint rules to disable mutation in TypeScript.

Vitest snapshot serializer for Vue 3 components

Easy-YOPMail (get mail address, inbox and read mail from YOPMail with nodeJS)

A jsonp adapter for axios

XMTP Node client SDK for interacting with XMTP networks

Holy Loader is a lightweight, customizable top-loading progress bar component for React applications.

Angular CKEditor component

The pipe layer of an AI nervous system: one interface connecting provider neurons to your application, across three inference types — generate, stream and decide. `decide` returns typed, calibrated judgements from a non-generative model (~400ms, ~$0.00002

Roll out new ESLint rules in a large monorepo without cluttering up your code with "eslint-ignore-next-line"

Simple auto focus to first Formik error

Console log colors helper for simple lightweight useage, no external dependencies.

Plugin for i18next that pairs well with Phrase In-Context Editor

A collection of TypeScript type, type expressions, guard functions, and type-smart identity functions.

Svelte Material UI - Linear Progress

Official Node.js SDK for Pingram - Send notifications via Email, SMS, Push, In-App, and more

A Webpack plugin that treats a file with the name of directory as the index file

MP3 tagging library written in pure JavaScript

My Claude Code (MCC): a local multi-provider LLM proxy, model router and control plane for Claude Code, Codex, OpenCode, Gemini CLI and other AI coding agents, with 57 providers, fallback routing, credential health, a native web-search tool proxy, and ana

Empathy X Components

Configurable grammar for visualization components

This module provides utilities to enhance angular form (asynchronous decorator, additional validator, error store...).

Stateless, task-oriented AI agent core

Validator of HTTP transactions (JavaScript implementation)

Animated SVG icons for React with hover and imperative animation triggers. Built on motion/react.

Hand-written, dependency-minimal PDF codec: parses arbitrary real-world PDFs and generates new ones, built on its own codec-owned LayoutDocument item model and Zod 4 codecs.

TypeScript base PDF generator and React base UI. Open source, developed by the community, and completely free to use under the MIT license!

Essential JS 2 TreeGrid Component for React

Polyfill/shim for stream.pipeline in node versions < v10

The strongest free web search plugin for coding agents. Plug-in web search, X search, and page fetch for models without native web access. Free out of the box: no signup, no API key (Firecrawl keyless, 1,000 free credits/month)

Essential Handlebars helpers in TypeScript. A modernized collection of 8 core helper categories with TypeScript support and ESM compatibility.

A lightweight runtime that unifies 110+ AI providers behind a single, OpenAI-compatible API.

A Node.js library for creating map images with markers, polylines, polygons and text.

A react component to format phone numbers

requestIdleCallback polyfill

AngularStrap - AngularJS directives for Bootstrap

Protobuf-like i18n from plain code

Outputter for @figma-export that exports styles to SASS and SCSS

A logging plugin for Apollo GraphQL Server

A Storybook add-on for live editing stories. Supports React and TypeScript.