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.

Streamlit — A faster way to build and share data apps.

🌼 🌼 🌼 🌼 🌼  The most popular, free and open-source Tailwind CSS component library

Chakra UI is a component system for building SaaS products with speed ⚡️

Translate Figma designs into production-ready UI code with close visual fidelity and component-level detail.

Reviews animation and motion code against a high craft bar derived from Emil Kowalski's design engineering philosophy. Default to flagging; approval is earned.

Markdown for the component era

This skill encodes Emil Kowalski's philosophy on UI polish, component design, animation decisions, and the invisible details that make software feel great.

QuestPDF is a modern library for PDF document generation. Its fluent C# API lets you design complex layouts with clean, readable code. Create documents using a flexible, component-based approach.

A toolchain for building scalable, enterprise-ready component systems on top of TypeScript and Web Component standards. Stencil components can be distributed natively to React, Angular, Vue, (+ more) and traditional web applications from a single, framework-agnostic codebase.

A data visualization and analytics component, especially well-suited for large and/or streaming datasets.