I Built a Frontend Framework From Scratch — Here's How!

Ever wondered how frameworks like React, Vue, or Angular work under the hood? In this step-by-step coding tutorial, I build a fully functional frontend framework from scratch using pure JavaScript—no dependencies, no magic, just code! 🔗Get the code on GitHub: https://github.com/mfrachet/create-frontend-framework 📚In this step-by-step guide, you'll learn: - How templating works under the hood (using Template Literals) - Implementing a Virtual DOM with Snabbdom - Building a reactive state management system - Creating components like modern frameworks - DOM rendering and efficient change detection 💡Why build your own framework? - Understand how popular frameworks REALLY work - Level up your JavaScript mastery - Gain confidence to contribute to open-source frameworks - Impress in technical interviews ⏱ Timestamps: 00:00 - Introduction 02:05 - Requirements 02:35 - Setup 03:35 - Project structure 7:27 - Templating • What's a template? • Template literals as template engine • Display the template in the DOM • Creating our first component 17:36 - Virtual DOM • What is a Virtual DOM? • Existing VDOM implementations • Adding Snabbdom • Event Handling with Snabbdom 26:16 - State management • What is the state of an app? • How it works in known frameworks? • Our own state management system 32:19 - Bring it all together • Real world components • Creating component in known frameworks • Creating our own definition of component • Change detection • Modify the state of our app • Bring it all together 43:40 - What's next? 47:07 - Outro 🔔Subscribe for more advanced JavaScript content: https://www.youtube.com/@Glitcher-x #FrontendDevelopment #JavaScript #WebDevelopment #CodingTutorial #Programming #FrontendFramework #BuildFromScratch #React #Vue #Angular #VirtualDOM #StateManagement