Mimicing a thread I saw elsewhere.
I generally use this list to name my machines: https://en.wikipedia.org/wiki/List_of_mythological_objects
For my main server I use loeding: a modified version of Lædingr, a chain forged by Thor to bind and were broken by Fenrir. (Norse Mythology)
Firebox to run my Firefox. Other servers I’ve dedicated to hosting that I don’t interact regularly with I have been less creative with, usually my username and something to do with the server.