1# Introduction<a name="EN-US_TOPIC_0000001071487274"></a> 2 3HarmonyOS package manager \(hpm\) manages and distributes OpenHarmony bundles. It offers you a tool set to obtain and customize OpenHarmony source code and perform operations such as installation, building, packaging, and upgrade. 4 5This document describes how to use the hpm to install, build, and package OpenHarmony bundles. 6 7