Become a fullstack developer

Learn context engineering concepts using Vercel's AI SDK and the OpenRouter API to build AI applications that don't crash or forget important details. You'll learn about system prompts, context window management, token optimization, and context summarization as you build real chat applications.

Use the popular Vercel AI SDK to create and ship a customer support agent that makes autonomous decisions to either answer questions based on your support docs or search the web in real time.

Build a solid foundation in data structures and algorithms, the key to writing efficient code and acing technical interview challenges. You'll learn Big O, recursion, sorting, searching, and core data structures like stacks, queues, trees, and graphs, all with tons of challenges.

Build scalable backend applications with NestJS, one of the most popular Node.js frameworks. Harness its modular architecture, TypeScript support, and built-in tools to create clean, testable, code.

Learn to build AI agents with Langbase, the world’s most powerful serverless AI cloud.

Learn Vue as you build real projects, dive into its core features, and create dynamic, reusable, and reactive apps with ease.

Learn how to power up your AI apps with Model Context Protocol (MCP), a new way to connect AI models to real-world tools and data.

Learn Astro, the modern web framework for building fast, content-rich websites using components and Markdown. In this course, you’ll learn how to create and deploy a personal website from scratch, combining performance with a fun and flexible developer experience.

Master Supabase essentials by building a real-world React.js Sales Dashboard App with authentication, real-time data operations, and secure user management.

Get to grips with the essential CLI skills you need to navigate files, automate tasks, and simplify your workflow.

Explore how to build clean, powerful backends and simplify server-side development with Express.js—Node’s most popular framework.

Discover how to build efficient, data-driven applications using SQL, the essential database language.

Become a lightning-fast developer with Vite—the speed-focussed build tool that makes working with modern frameworks smooth, efficient, and enjoyable.

Learn to build web apps with Next.js, the world's most popular full-stack framework. You'll cover routing, layouts, data fetching, optimizing assets, and more, while building PrintForge, a site for 3D printing enthusiasts.

Discover how to craft fast, efficient backends with Node.js, the go-to runtime for modern web developers. From APIs to fullstack apps, see how Node.js makes backend development smooth, scalable, and fun.

Create an accessible, interactive memory game using React. This course takes you through building a polished project while exploring how to fetch data, manage state, and implement best practices for inclusivity and functionality.

Discover how to harness the power of Claude, Anthropic's cutting-edge AI language model.

Discover intermediate and advanced styling techniques using Tailwind CSS and craft a fully responsive, professional product card for a web store.

Master advanced JavaScript concepts through a ton of hands-on challenges designed to deepen your understanding of the world's most used coding language!

This course introduces you to the essential building blocks of TypeScript through a hands-on approach. You'll explore the fundamentals of TypeScript, TS in React and TS in Express, plus build a TS-based project.

Learn how to use the Mistral AI to build intelligent apps, all the way from simple chat completions to advanced use-cases like RAG and function calling. Created in collaboration between Mistral AI and Scrimba.

Find out how well you really know CSS with our bumper-pack of challenges. Recreate components and layouts from popular applications like Github, Codepen, and Instagram, and build loading animations, progress bars, flashcards and more using pure CSS!

Transform your coding skills and unlock your success through real-world problem-solving across 40 immersive challenges.

The best learning experience paired with a world-class instructor. This massive course aims to turn you into hireable React developer as fast as possible.

Your essential tech interview preparation pack! Practice solving problems and honing the skills you need to succeed in a frontend coding interview.

This course will teach you HTML and CSS through building and deploying five awesome projects. It is also fully interactive, with over 75 coding challenges. There are no prerequisites, so it is suitable for absolute beginners.

Bring a Frontend Mentor design to life and create your own design system while building a multi-page space travel website with Kevin Powell as your guide.

Practice making high-quality mockups a reality in the browser with five stunning projects created by a UI expert and coded by you.

Learn the basics of JavaScript by solving 140+ interactive coding challenges. Along the way you will build a game, a browser extension, and even a mobile app!

Welcome to the ultimate React 101 course! Designed with MDN Web Docs, it’s the perfect place to learn modern React basics interactively. You’ll tackle 170+ coding challenges and build six projects, gaining confidence to create real-world applications.

This 58-part tutorial will teach you Python through a mix between tutorials and interactive coding challenges.

This tutorial course will teach you to design user interfaces that both look good and work well. All is done with HTML and CSS, so no clunky design tools needed.

Learn to ace a React Interview with a Principal Developer Experience Engineer as your guide! In 40 minutes, you’ll cover topics such as the Virtual DOM, JSX, Props, Context, Refs, Effects, the Lifecycle and more! By then end, you’ll be ready to tackle your technical interview with style.

This course will take you to a professional level in responsive web design. You'll learn to build advanced layouts while solving fun coding challenges along the way.

This massive UI design course teaches you to build beautiful and well-functioning user interfaces using HTML and CSS. It's filled with interactive tutorials to ensure that the knowledge sticks with you. Created by Gary Simon, the most popular online instructor on this subject.

The ultimate hands-on journey with Tailwind CSS! Learn the essentials of Tailwind and then flex your new skills with five real-world projects.

This course will teach you advanced JavaScript from the ground up. It features a systematic walk-through of the most important concepts of the language, and teaches you to build a Google Keep clone and a Hacker News clone in vanilla JavaScript.

This tutorial teaches you CSS Flexbox through 12 interactive screencasts. You'll learn all the key concepts in addition to building a responsive navbar and a neat image grid.