🌟 Gold Repos — Must-Know Dev Projects

🔧 Tools & Utilities

freeCodeCamp – A free coding bootcamp and full-stack curriculum with real-world projects.
Awesome – A list of lists about awesome software development resources and libraries.
Turbo – Blazing fast build system for JavaScript and TypeScript monorepos.
UnoCSS – The instant on-demand utility-first CSS engine.
AWS SDK for JavaScript – Official AWS SDK for JavaScript to interact with Amazon Web Services.

💻 Frameworks & Libraries

React – A declarative, efficient, and flexible JavaScript library for building UIs.
Express – Minimal and flexible Node.js web application framework.
NestJS – A progressive Node.js framework for building efficient, reliable, and scalable server-side applications.
Flask – A lightweight WSGI web application framework in Python.
Popeye – Sanitizer for your Kubernetes clusters.

🧪 Testing & Quality

Jest – Delightful JavaScript Testing framework with a focus on simplicity.
Mocha – Simple, flexible, fun test framework for Node.js and the browser.
Stryker Mutator – Mutation testing framework for JavaScript and TypeScript.
Prettier – An opinionated code formatter that supports many languages and integrates with most editors.
ESLint – Find and fix problems in your JavaScript code.

📚 Documentation & Community

MDN Web Docs – The authoritative source for modern web platform documentation.
Vue.js Docs – Official Vue.js documentation site.
Node.js Core – Event-driven, non-blocking I/O model runtime built on V8 JavaScript Engine.
Airbnb JavaScript Style Guide – A guide for writing consistent, clean, and maintainable JavaScript.
Material Design Lite – Lightweight Material Design components without dependencies.