# Background

_Background_ provides some basic information about JupyterHub and big-picture illustrations of how it works. This section is meant to build your understanding of particular topics and JupyterHub in general.

## About JupyterHub
JupyterHub is an open source project and community. It is a part of the
[Jupyter Project](https://jupyter.org). This section covers information
about our community as well as institutions that are presently using JupyterHub.

```{toctree}
:maxdepth: 1

about/gallery-jhub-deployments
../changelog
about/contributor-list
```

## Administration
This section provides information relevant to running your own JupyterHub over time.

```{toctree}
:maxdepth: 1

admin/capacity-planning
admin/database
admin/websecurity
admin/oauth
```

## JupyterHub RBAC
This section covers how Role Based Access Control (RBAC) is implemented in JupyterHub to control access to Jupyterhub's API resources.

```{toctree}
:maxdepth: 2

../rbac/index
```