Linux distros such as Fedora, openSUSE and Ubuntu have quite a lot of data back-up tools which allows a user to back-up their data with greater ease. One such tool is called 'Back In Time'. The project description says, "Back In Time is a simple backup system for Linux inspired from “flyback project” and “TimeVault”. The backup is done by taking snapshots of a specified set of directories."
The project has released the version 1.0.8 of the tool which fixes numerous bugs. The tools is available in the repos so depending on your distro you can easily install it.
When you run the Backintime the first window gives you the option where you can select the location where you want to save your data. Once you selected the location for storing the data back-up, which could be an external hard-drive. You can now select the folders or files you want to back up from the 'Include' option. You can easily add or remove folders and files. One of the best features is 'scheduling'. You can schedule when you want to create a back-up of your data. I have set it to every day. So a copy of my data is backed-up every day.
There are many more features that you can try and test.
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