# 概述<a name="ZH-CN_TOPIC_0000001051452100"></a>

本章节将简要介绍如何开发OpenHarmony组件和发行版，并通过命令行工具方式完成组件创建、开发、编译、烧录、调试等开发过程。

-   一个组件（bundle）通常和一个代码仓库对应，在代码的基础上增加bundle.json、README文件、LICENSE描述文件。
-   一个发行版（distribution）是由多个组件构成的。发行版中集合了一个完整系统的各种组件（如驱动、内核、框架、应用），可以用于设备的烧录。

**表 1**  组件和发行版的差异对比

<a name="table6287133615412"></a>
<table><thead align="left"><tr id="row17288183614415"><th class="cellrowborder" valign="top" width="16.24162416241624%" id="mcps1.2.4.1.1"><p id="p528818361545"><a name="p528818361545"></a><a name="p528818361545"></a>异同点</p>
</th>
<th class="cellrowborder" valign="top" width="33.31333133313331%" id="mcps1.2.4.1.2"><p id="p1288836247"><a name="p1288836247"></a><a name="p1288836247"></a>组件</p>
</th>
<th class="cellrowborder" valign="top" width="50.44504450445044%" id="mcps1.2.4.1.3"><p id="p112885362418"><a name="p112885362418"></a><a name="p112885362418"></a>发行版</p>
</th>
</tr>
</thead>
<tbody><tr id="row1728813361848"><td class="cellrowborder" valign="top" width="16.24162416241624%" headers="mcps1.2.4.1.1 "><p id="p2010613564815"><a name="p2010613564815"></a><a name="p2010613564815"></a>应用场景</p>
</td>
<td class="cellrowborder" valign="top" width="33.31333133313331%" headers="mcps1.2.4.1.2 "><p id="p1910555184818"><a name="p1910555184818"></a><a name="p1910555184818"></a>面向功能特性开发</p>
</td>
<td class="cellrowborder" valign="top" width="50.44504450445044%" headers="mcps1.2.4.1.3 "><p id="p13871955484"><a name="p13871955484"></a><a name="p13871955484"></a>面向系统开发</p>
</td>
</tr>
<tr id="row676745614472"><td class="cellrowborder" valign="top" width="16.24162416241624%" headers="mcps1.2.4.1.1 "><p id="p1028816365414"><a name="p1028816365414"></a><a name="p1028816365414"></a>内容</p>
</td>
<td class="cellrowborder" valign="top" width="33.31333133313331%" headers="mcps1.2.4.1.2 "><p id="p428812361042"><a name="p428812361042"></a><a name="p428812361042"></a>功能或特性的实现代码或二进制库</p>
</td>
<td class="cellrowborder" valign="top" width="50.44504450445044%" headers="mcps1.2.4.1.3 "><p id="p328817366417"><a name="p328817366417"></a><a name="p328817366417"></a>依赖的组件清单及编译构建脚本</p>
</td>
</tr>
<tr id="row95114356"><td class="cellrowborder" valign="top" width="16.24162416241624%" headers="mcps1.2.4.1.1 "><p id="p184894513517"><a name="p184894513517"></a><a name="p184894513517"></a>完整程度</p>
</td>
<td class="cellrowborder" valign="top" width="33.31333133313331%" headers="mcps1.2.4.1.2 "><p id="p1951741155"><a name="p1951741155"></a><a name="p1951741155"></a>操作系统的一部分</p>
</td>
<td class="cellrowborder" valign="top" width="50.44504450445044%" headers="mcps1.2.4.1.3 "><p id="p20521542512"><a name="p20521542512"></a><a name="p20521542512"></a>一个完整操作系统版本</p>
</td>
</tr>
<tr id="row13581419518"><td class="cellrowborder" valign="top" width="16.24162416241624%" headers="mcps1.2.4.1.1 "><p id="p859171059"><a name="p859171059"></a><a name="p859171059"></a>编译后结果</p>
</td>
<td class="cellrowborder" valign="top" width="33.31333133313331%" headers="mcps1.2.4.1.2 "><p id="p259201355"><a name="p259201355"></a><a name="p259201355"></a>组件包</p>
</td>
<td class="cellrowborder" valign="top" width="50.44504450445044%" headers="mcps1.2.4.1.3 "><p id="p459414519"><a name="p459414519"></a><a name="p459414519"></a>系统镜像</p>
</td>
</tr>
</tbody>
</table>

**图 1**  组件和发行版的构成<a name="fig85033524124"></a>  


![](figure/组件0924.png)