Napster, have you tried FreeNas? Will run on any decent box you have.
FreeNAS Storage Operating System | Open Source - FreeNAS - Open Source Storage Operating System
seanie did you get sorted yet?
If not, she is gona want to be streaming to twitch i guess.
So she will need to run sometime that can handle 'gameshow' software.
I have attached a link to the minimum specs for it.
GAMESHOW - Get Answers