# Backup Operators > Documentation for Backup Operators, a collection of Juju charms that provide a highly integrated, low-operations file-level backup solution, based on Bacula, for charms running in machine environments. 2026 ## Pages in this subsection - [Reference](https://canonical.com/juju/docs/backup-charms/latest/reference/index.html.md): Technical information related to backup charms. - [Actions](https://canonical.com/juju/docs/backup-charms/latest/reference/actions/index.html.md): See Actions. - [Backup charm architecture](https://canonical.com/juju/docs/backup-charms/latest/reference/architecture/index.html.md): Architecture of the backup charms and the Bacula components they are built on. - [Charm architecture: backup integrator](https://canonical.com/juju/docs/backup-charms/latest/reference/architecture/backup-integrator-charm-architecture/index.html.md): The backup integrator charm is a subordinate charm that requires backup - [Charm architecture: Bacula server charm](https://canonical.com/juju/docs/backup-charms/latest/reference/architecture/bacula-server-charm-architecture/index.html.md): The Bacula Server charm is a machine charm that installs and manages all Bacula server components, i... - [Charm architecture: bacula-fd](https://canonical.com/juju/docs/backup-charms/latest/reference/architecture/bacula-fd-charm-architecture/index.html.md): The bacula-fd charm is a subordinate charm that installs and - [Configurations](https://canonical.com/juju/docs/backup-charms/latest/reference/configurations/index.html.md): See Configurations. - [Integrations](https://canonical.com/juju/docs/backup-charms/latest/reference/integrations/index.html.md): The following are relations for the Bacula server charm. ## Optional - [Top-level llms.txt](https://canonical.com/juju/docs/backup-charms/latest/llms.txt): Complete documentation index.