We are using deprecated Gradle features that are currently warnings but will become errors starting Gradle 9. This issue tracks all issues/PRs resolving Gradle 9 deprecations.

• flutter.groovy uses project.exec which is scheduled for removal in Gradle 9.0 #162695
• Flutter tool throws Unresolved reference 'fileMode'. and 'fun String.toLowerCase(): String' is deprecated. Use lowercase() instead. while running on Android Studio Narwhal Canary and RC versions. #170791
• [Gradle 9] Fix Gradle 9 Deprecations in Packages #173320
• [Gradle 9] Resolve Deprecations in flutter/flutter #173321