Today I Learned

Curated list of design and UI resources from stock photos, web templates, CSS frameworks, UI libraries, tools and much more

web development for the rest of us

📦 Configure webpack using functional feature blocks.

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

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

A tiny (110B) and fast utility to sort ISO 8601 Date strings

Drop-in replacement for useState that persists your state into a redux-like state tree

🌐 Front End interview preparation materials for busy engineers (updated for 2025)

Online course on data visualization analysis, design & construction with D3.js.

⚛️ Fast 3kB React alternative with the same modern API. Components & Virtual DOM.

More than 100 powerful ESLint rules

✏️ Tool to create your own react-content-loader easily.

🤪 A list of funny and tricky JavaScript examples

A book series (2 published editions) on the JS language.

HOC that uses react-virtualized and react-select to display large lists of options in a drop-down

A tiny (304B to 489B) utility to check for deep equality

🎮 The only Front-End Performance Checklist that runs faster than the others

The complete guide to static typing in "React & Redux" apps using TypeScript

📄 Create PDF files using React

🇨🇭Functional custom elements

Simple reusable React error boundary component

A React library for building forms from any schema.

Extensionizr! Create a chrome extension in 15 seconds!

📚 collection of JavaScript and TypeScript data structures and algorithms for education purposes. Source code bundle of JavaScript algorithms and data structures book

React Hooks — 👍

1kB-ish JavaScript framework for building hypertext applications

Better default styles for common input elements.

Some examples of simple machine learning using Brain.js

💫 A curated collection of dazzling web spinners