Fast, accurate & comprehensive text measurement & layout

Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte Query and Vue Query.

Modern CSS framework based on Flexbox

Access AJAX, WebSockets and Server Sent Events directly in HTML

Write HTML. Render video. Built for agents.

Fast 2KB date library alternative to Moment.js with the same modern API

Presentation Slides for Developers

Collection of TypeScript type challenges with online judge

Scheduling infrastructure for absolutely everyone.

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

Next-generation ORM for Node.js & TypeScript | PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB and CockroachDB

An open source collection of animated, interactive & fully customizable React components for building memorable websites.

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

A browser based code editor

The Secure CommsOS for mission-critical operations

A tool for writing better scripts

JavaScript library for mobile-friendly interactive maps

Delightful JavaScript Testing.

React Hooks for form state management and validation (Web + React Native)

Meteor, the JavaScript App Platform

A terminal built on web technologies

Open-source, fullstack Next.js framework, giving you instant backend superpowers. Get a full TypeScript backend and admin panel instantly. Use Payload as a headless CMS or for building powerful applications.

Innovative and open-source visualization application that transforms various data formats, such as JSON, YAML, XML and CSV into interactive graphs.

The zero configuration build tool for the web.

Collection of essential React Hooks

A compiler for writing next generation JavaScript.

A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java / Rust

TypeScript-first schema validation with static type inference

Node.js/Typescript/Bun Production Process Manager with a built-in Load Balancer.

Component classes to Tailwind CSS