Apache ECharts is a powerful, interactive charting and data visualization library for browser

Use Playwright to interact with and test local web applications, capture screenshots, debug UI behavior, and inspect browser logs.

Reverse-lookup glossary that turns a vague description of a web animation or motion effect into its exact term ("the bouncy thing when a popover opens" → Pop in; "the iOS rubber-band scroll" → Rubber-banding). Use when the user asks "what's it called when…", or describes a motion effect without knowing its name and wants the right word to prompt an AI or designer with. For naming an effect, not designing or building one.

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

:books: Freely available programming books

🌐 Make websites accessible for AI agents. Automate tasks online with ease.

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

React and Next.js performance guidance for writing, reviewing, and refactoring production UI code.

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

Free and Open Source, Distributed, RESTful Search Engine

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.

Free, open source crypto trading bot