The Apollo Kotlin plugin for Android Studio and IntelliJ IDEA has been announced, providing an improved development experience with features such as on-the-fly code generation, migration helpers, and navigation to GraphQL definitions. The plugin is now available in a preview release, allowing users to try it out and provide feedback before its official release. Users can install the plugin through the JetBrains Marketplace or by adding a dedicated repository to their settings. The plugin aims to simplify the use of Apollo Kotlin, making it easier for developers to build great apps with GraphQL.