💯 Curated coding interview preparation materials for busy software engineers

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

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

JavaScript API for Chrome and Firefox

Virtual whiteboard for sketching hand-drawn like diagrams

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

Realtime application framework (Node.JS server)

Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository.

⚙️ Browser devtools extension for debugging Vue.js applications.

The most advanced browser fingerprinting library.

Lightweight, user-friendly onboarding tour library

📓 Lint commit messages

GraphiQL & the GraphQL LSP Reference Ecosystem for building browser & IDE tools.

Sass makes CSS fun!

Relocate resource intensive third-party scripts off of the main thread and into a web worker. 🎉

Botkit is an open source developer tool for building chat bots, apps and custom integrations for major messaging platforms.

Comlink makes WebWorkers enjoyable.

A declarative JavaScript library for application development using cloud services.

📺 Visual Editor & GraphQL IDE.

A Headless Chrome rendering solution

💡 A hinting engine for the web

A tool to understand your bundle size and why files are in your bundle

Test your download and upload speed using fast.com

The <1 kb state machine hook for React

React material design - An accessible React component library built from the Material Design guidelines in Sass

Chromecast Web Sender SDK implementation for Firefox

The extension provides refactoring tools for your React codebase

A game of proximity

Open-source dev tools for enterprise SSO. Ship SAML + SCIM support this afternoon.

Minimal JavaScript library for creating classic arcade-like mini-games running in the browser