Depending on your drivers, you could give Guix a go. It’s not for everyone; but it’s decent, solid, and I used to run it on a 32-bit machine with 3GB of RAM.
If you do require nonfree drivers, there are guides to set it up using Nonguix; but I don’t know how well that works (I am yet to try it).






I have several machines, a few of which I plan to reinstall sooner or later, so:
I also plan to run Haiku on one of my older machines, but I can’t write down its components (e.g. init system, audio server), as it’s more monolithic than NetBSD or GNU/Linux.
To transfer files using netcat, it’s:
Of course, things like compression and encryption need to be done beforehand; but one would hopefully use other means to transfer such files.