Internet Archive : Offers various historical and modern recordings for free streaming and download.
Free Music Archive : Offers specific arrangements, such as piano-only versions.
Pixabay Music : Features "no copyright" and royalty-free versions.
Orange Free Sounds : Provides royalty-free MP3 downloads for personal use.
Its famous chord progression has been reused in dozens of pop hits, including Maroon 5’s "Memories" and songs by Oasis and Green Day.