2.2.0

Flutter 2.2 focuses on polish and platform optimization across iOS, Android, and web. Key improvements include 75% faster iOS page transitions, 40% quicker incremental installs, enhanced web service worker caching, Android deferred components reducing install size by 46%, and improved text handling with mouse cursor support for TextSpans. The release merges 2,456 PRs and includes Dart 2.13 with type aliases.

Highlights

• Dart 2.13 with type aliases feature for cleaner, more maintainable code
• iOS page transitions 75% faster, incremental installs 40% quicker for development
• Flutter web service worker improvements eliminate double-downloading, reduce refresh cycles
• Android deferred components reduce initial install size by up to 46%
• Automatic scrollbar behavior on desktop, manual control via ScrollBehavior
• TextSpan now supports mouse cursors and gesture recognizers for rich text
• 7000+ Material icons available, including new Dash icon for Flutter branding