SCM Backup is a tool which makes offline backups of your cloud hosted source code repositories, by cloning them. It supports backing up from multiple source code hosters and backing up multiple users/teams per source code hoster.
It’s free and open source!
At the moment, the following hosters are supported:
Nov 16 2018 SCM Backup 1.2.0 released
Aug 30 2018 SCM Backup 1.1.1 released
Jul 24 2018 SCM Backup 1.1 released: Bitbucket support
Feb 11 2018 Documentation for v1.0 finished