💯 Curated coding interview preparation materials for busy software engineers

JavaScript API for Chrome and Firefox

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

TypeScript-first schema validation with static type inference

Drag & drop UI to build your customized LLM flow

🤖 Assemble, configure, and deploy autonomous AI Agents in your browser.

Feature-rich ORM for modern Node.js and TypeScript, it supports PostgreSQL (with JSON and JSONB support), MySQL, MariaDB, SQLite, MS SQL Server, Snowflake, Oracle DB (v6), DB2 and DB2 for IBM i.

AI chat for any model.

The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.

A fully featured React components library

基于 ChatGPT API 的划词翻译浏览器插件和跨平台桌面端应用 - Browser extension and cross-platform desktop application for translation based on ChatGPT API.

A fast, local first, reactive Database for JavaScript Applications https://rxdb.info/

A React component for building Web forms from JSON Schema.

📱🚀 🧩 Cross Device & High Performance Normal Form/Dynamic(JSON Schema) Form/Form Builder -- Support React/React Native/Vue 2/Vue 3

A powerful and lightweight inversion of control container for JavaScript & Node.js apps powered by TypeScript.

♾ A Graph Visualization Framework in JavaScript.

🧙 Valtio makes proxy-state simple for React and Vanilla

a super simple, no-nonsense diagramming library written in react that just works

MapLibre GL JS - Interactive vector tile maps in the browser

✂️ Generates an image from a DOM node using HTML5 canvas and SVG.

A React tiling window manager

Tourist Guide into your React Components

💠 Speed up your Webpack with esbuild ⚡️

Check the browser compatibility of your code

✨ Viselect - A high performance and lightweight library to add a visual way of selecting elements, just like on your Desktop. Zero dependencies, super small. Support for major frameworks!

Draw perfect arrows between points and shapes.

State usage tracking with Proxies. Optimize re-renders for useState/useReducer, React Redux, Zustand and others.

An open source alternative to Tableau. Embeddable visual analytic

Parser Building Toolkit for JavaScript

A node.js redlock implementation for distributed, highly-available redis locks