apple.com/apple-music - Apple Music (streaming; the music side of iTunes)apple.com/newsroom/the-music-lives-on - Apple newsroom, May 10, 2022: "The music lives on" (end of iPod)support.apple.com/docs/ipod - Apple: iPod manuals and downloads (every model)support.apple.com/ipod-touch - Apple: iPod support (ipod.com now points here)
ifixit.com/Device/iPod - iFixit iPod repair guides, batteries and parts
iflash.xyz - iFlash (adapters to replace an iPod classic hard drive with flash cards)
rockbox.org - Rockbox (free open-source firmware for older iPods and players)
amazon.com - MP3 and music players at Amazon.com
backmarket.com - Back Market (refurbished electronics marketplace)
ebay.com - Apple iPods on eBay (used and refurbished)
swappa.com - Swappa (verified used-tech marketplace)
astellnkern.com - Astell&Kern (high-end digital audio players)
electronics.sony.com/walkman - Sony Walkman digital music players
fiio.com - FiiO (digital audio players, DACs and amps)
ilounge.com - iLounge (iPod news and reviews since 2001)apple.com/trade-in - Apple Trade In and free recycling
epa.gov/electronics-recycling - EPA: electronics donation and recycling
zagg.com - ZAGG (cases and accessories; ifrogz.com now points here)