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Creates incremental, compressed, encrypted and versioned backups. Can also upload the backups to a variety of backend services.

# To backup a folder via FTPS to a remote machine, encrypting it with a password:
FTP_PASSWORD=ftp_login_password PASSPHRASE=encryption_password duplicity path/to/source/directory ftps://user@hostname/target/directory/path/

# To backup a folder to Amazon S3, doing a full backup every month:
duplicity --full-if-older-than 1M --use-new-style s3://bucket_name[/prefix]

# To delete versions older than 1 year from a backup stored on a WebDAV share:
FTP_PASSWORD=webdav_login_password duplicity remove-older-than 1Y --force webdav[s]://user@hostname[:port]/some_dir

# To list the available backups:
duplicity collection-status "file://absolute/path/to/backup/folder"

# To list the files in a backup stored on a remote machine, via ssh:
duplicity list-current-files --time YYYY-MM-DD scp://user@hostname/path/to/backup/dir

# To restore a subdirectory from a GnuPG-encrypted local backup to a given location:
PASSPHRASE=gpg_key_password duplicity restore --encrypt-key gpg_key_id --file-to-restore relative/path/restorefolder file://absolute/path/to/backup/folder path/to/directory/to/restore/to