I always try to find someone to give them to, usually successful.
This last one, a nice Onkyo TX-NR626 (retired when I got a unified Sony TV/AVR/BLU (for simplified remote) is still on the shelf.
I wanted to use it for the garage speakers AND shop speakers after my Tandberg 2080 fell apart, but, it does not drive 2 sets of speakers normally (tandberg could drive 3 sets of speakers), and this 'zone 2' setup is a nightmare, so I bought a bargain priced 2 channel Insignia with real two sets of speakers capability.
Onkyo supposed to go to my son's basement system, but he seems in no hurry to get it going. I should sell it, it's: