Practice building real-world frontend features. All challenges are free and open to everyone.
10 of 10 challenges
# Build Your Own Router Tool The "Build Your Own Router Tool" challenge is an invaluable opportunity for developers looking to deepen their understanding of client-side routing in Single Page Applica...
# Build Your Own Custom State Management System In modern web applications, effective state management is crucial for maintaining a smooth user experience and ensuring data consistency. This challeng...
# Build Your Own Autocomplete Search Autocomplete is a crucial feature for improving search UX, but implementing it efficiently requires handling debouncing, caching, keyboard navigation, and accessi...
# Build Your Own Infinite Scroll with Dynamic API Integration Infinite scroll is a widely-used technique in web applications that loads content dynamically as the user scrolls down. This challenge wi...
# Build Your Own Form Validation Library Form validation is one of the most common frontend tasks, yet many developers rely heavily on libraries without understanding the underlying mechanics. This c...
# Build Your Own Modal Dialog System Modals are everywhere in modern web applications, but creating accessible, flexible, and performant modals is more challenging than it seems. This challenge will ...
# Build Your Own Drag and Drop System Drag and drop interfaces are essential for modern web applications, from kanban boards to file uploaders. This challenge will teach you how to build a robust, ac...
# Build Your Own Data Table with Sorting and Filtering Data tables are essential for displaying and managing large datasets in web applications. This challenge will teach you how to build a performan...
# Build Your Own Progressive Web App (PWA) The "Build Your Own Progressive Web App (PWA)" is an excellent opportunity for developers to explore the powerful features of PWAs. By developing a custom ...
# Build Your Own Virtual DOM Understanding how Virtual DOM works is fundamental to mastering modern frontend frameworks like React and Vue. This challenge will guide you through building your own Vir...