一个包包含满足项目各种需求的功能。这可能包括在编辑器安装期间包含的任何核心 Unity 功能，或您可以根据需要安装的其他包。
| 主题 | 描述 |
|---|---|
| Unity 的包管理器 | 了解与 Unity 的包管理器交互的不同方法，例如查找和添加或删除包、解决包冲突等等。 |
| 包包是可以共享并在 Unity 中重复使用的资源集合。 Unity 包管理器 (UPM) 可以显示、添加和从项目中删除包。这些包是 Unity 包管理器的原生功能，并提供了一种提供 Unity 功能的基本方法。但是，Unity 包管理器还可以显示您从资源商店下载的资源商店包。 更多信息 参见 术语表 |
查看您可以安装的包列表。 |
| 创建自定义包 | 通过了解自定义包的要求、使用清单文件等来构建和共享您自己的包。 |
| 功能集一个功能集是您可以用来在 Unity 编辑器中实现特定结果的相关包的集合。您可以在 Unity 的包管理器中直接管理功能集。 更多信息 参见 术语表 |
了解您可以用于特定任务（例如构建环境或优化特定平台）的相关包的捆绑包，或者在一个位置查找所有所需的开发工具。还可以查看此版本的编辑器中可用的功能集列表。 |
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