The core of the functionality of Odoo comes from its add-on modules. You have a wealth of add-ons available as part of Odoo itself, as well as add-on modules that you can download from the app store or write yourself.

In this recipe, we will demonstrate how to install and upgrade add-on modules through the web interface and from the command line.

The main benefits of using the command line for these operations include being able to act on more than one add-on at a time and having a clear view of the server logs as the installation or update progresses, which is very useful when in development mode or when scripting the installation of an instance.