TS Quiz is a free platform to practice TypeScript through interactive quizzes. You can test your knowledge across 5 levels: - Basic - Medium - Advanced - Functional - React It includes around 125 questions focused on real concepts like types, narrowing, generics, and more. Built with React and TypeScript, the goal is simple: help developers learn by doing. I hope it can help others improve their TypeScript skills in a more practical way. Feedback is very welcome.