You're probably thinking of Frankel and Gnutella since it was a contemporary of the original Napster (except still exists!) https://en.wikipedia.org/wiki/Gnutel

You're probably thinking of Frankel and Gnutella since it was a contemporary of the original Napster (except still exists!) https://en.wikipedia.org/wiki/Gnutella https://en.wikipedia.org/wiki/Gnutella