mobile / flutter

Flutter, Free

Google's cross-platform toolkit for building beautiful apps for iOS, Android, web, and desktop from a single codebase. Learn Flutter and its language, Dart, from the official docs. All resources free and current.

Flutter is loved for producing pixel-perfect, high-performance apps across every platform from one codebase — and its hot-reload workflow makes building genuinely fun. It uses Dart, an easy-to-learn language. If you want one skill that ships to iOS, Android, web, and desktop, Flutter is a superb choice. Learn Dart's basics, then follow Flutter's excellent official getting-started path.