Post History
Alternatively, if you have a server available, with PHP, you can install COPS (https://github.com/seblucas/cops/releases) on the server, and use rsync to regularly copy your entire Calibre director...
Answer
Alternatively, if you have a server available, with PHP, you can install COPS (https://github.com/seblucas/cops/releases) on the server, and use rsync to regularly copy your entire Calibre director...