转载自谷歌开发者官网的[Kotlin samples](https://developer.android.com/samples/?language=kotlin)，也可以在GitHub——[Google Samples](https://github.com/googlesamples)上fork * [AutofillFramework Sample (Kotlin)](https://github.com/googlesamples/android-AutofillFramework) * [DownloadableFonts Sample (Kotlin)](https://github.com/googlesamples/android-DownloadableFonts) * [EmojiCompat Sample (Kotlin)](https://github.com/googlesamples/android-EmojiCompat) * [NotificationChannels Sample (Kotlin)](https://github.com/googlesamples/android-NotificationChannels) * [PictureInPicture Sample (Kotlin)](https://github.com/googlesamples/android-PictureInPicture) * [Basic sample (in Kotlin) for writing unit tests that mocks the Android framework](https://github.com/googlesamples/android-testing) * [Bluetooth GATT Server Sample (Kotlin)](https://github.com/androidthings/sample-bluetooth-le-gattserver) * [Button and LED (Kotlin)](https://github.com/androidthings/sample-button) * [Camera2Basic Sample (Kotlin)](https://github.com/googlesamples/android-Camera2Basic) * [CardView Sample Sample (Kotlin)](https://github.com/googlesamples/android-CardView) * [FingerprintDialog Sample (Kotlin)](https://github.com/googlesamples/android-FingerprintDialog) * [Instant Apps - Configuration APKs Sample](https://github.com/googlesamples/android-instant-apps) * [JobScheduler Sample (Kotlin)](https://github.com/googlesamples/android-JobScheduler) * [Navigation Drawer Sample (Kotlin)](https://github.com/googlesamples/android-NavigationDrawer) * [PdfRendererBasic Sample (Kotlin)](https://github.com/googlesamples/android-PdfRendererBasic) * [RecyclerView Sample (Kotlin)](https://github.com/googlesamples/android-RecyclerView) * [Room & RxJava (Kotlin) Sample](https://github.com/googlesamples/android-architecture-components) * [RuntimePermissions Sample (Kotlin)](https://github.com/googlesamples/android-RuntimePermissions) * [Simple Peripheral I/O (Kotlin)](https://github.com/androidthings/sample-simplepio) * [Simple Peripheral UI (Kotlin)](https://github.com/androidthings/sample-simpleui) * [Testing Blueprint (Kotlin)](https://github.com/googlesamples/android-testing-templates) * [Topeka for Android](https://github.com/googlesamples/android-topeka) * [UART Loopback (Kotlin)](https://github.com/androidthings/sample-uartloopback) * [USB Enumerator Sample (Kotlin)](https://github.com/androidthings/sample-usbenum)