The following requirements must be met to run Relica properly:

If you aren't sure what kind of operating system you have, then you can probably run Relica. (You might as well try!) If it doesn't work on your platform, let us know and we'll see about adding support for it.

Relica has been known to run in Docker containers, unofficially. The linked 3rd-party project makes it possible to run Relica on a NAS that installs its applications in containers.

Next, learn how to download and install Relica.