# 6.0.1(21) Release引入的API

* **[Ability Kit](https://developer.huawei.com/consumer/cn/doc/harmonyos-releases/js-apidiff-abilitykit-6012)**   
* **[ArkUI](https://developer.huawei.com/consumer/cn/doc/harmonyos-releases/js-apidiff-arkui-6012)**   
* **[ArkWeb](https://developer.huawei.com/consumer/cn/doc/harmonyos-releases/js-apidiff-arkweb-6012)**   
* **[Background Tasks Kit](https://developer.huawei.com/consumer/cn/doc/harmonyos-releases/js-apidiff-backgroundtaskskit-6012)**   
* **[Basic Services Kit](https://developer.huawei.com/consumer/cn/doc/harmonyos-releases/js-apidiff-basicserviceskit-6012)**   
* **[Connectivity Kit](https://developer.huawei.com/consumer/cn/doc/harmonyos-releases/js-apidiff-connectivitykit-6012)**   
* **[Media Library Kit](https://developer.huawei.com/consumer/cn/doc/harmonyos-releases/js-apidiff-medialibrarykit-6012)**   
* **[Notification Kit](https://developer.huawei.com/consumer/cn/doc/harmonyos-releases/js-apidiff-notificationkit-6012)**   
* **[Performance Analysis Kit](https://developer.huawei.com/consumer/cn/doc/harmonyos-releases/js-apidiff-performanceanalysiskit-6012)**