Prompts, workflows and more for agentic engineering

Easily render React components with everything you love from ☄️ effector.

Node command tool to generate TypeScript coverage report

🌑 Dark mode made easy

Mini projects built with HTML5, CSS & JavaScript. No frameworks or libraries

🏖 Open any GitHub repo in CodeSandbox by changing the hostname

Automating Web Performance testing with Puppeteer 🎪

Write CSS Properly 🇬🇧🧐

🍃 Style your components with performance

A long list of (advanced) JavaScript questions, and their explanations ✨

Front End interview preparation materials for busy engineers (updated for 2026)

React Suspense workshop

Sample project built with Suspense to demonstrate render-as-you-fetch

1000+ vector icons as easy to use React Components

📢 Various README templates & tips on writing high-quality documentation that people want to read.

Convert Flow declarations to TypeScript

🏋️ Find out the cost of adding a new frontend dependency to your project

Build declarative, responsive layouts in React using CSS Grid.

A library of dependency-free JavaScript utilities that do just one thing.

a react-based framework that provides accessibility, modularity, responsiveness, and theming in a tidy package

⏰ Day.js 2kB immutable date-time library alternative to Moment.js with the same modern API

Mutator for setting a field as "touched" in 🏁 Final Form

A React wrapper for Material Design (Web) Components

Adds static typing to JavaScript to improve developer productivity and code quality.

Generate the most optimal web font subsets!

Create a project with Webpack 4, Babel 7, React, Flow, ESLint

The library for web and native user interfaces.