Tom Pepper (born August 24, 1975 in Des Moines, Iowa) is a computer programmer best known for his collaboration with Justin Frankel on the Gnutella peer-to-peer system.^[1] He and Frankel co-founded Nullsoft, whose most popular program is Winamp, which was sold to AOL in May 1999. He subsequently worked for AOL developing SHOUTcast, an Internet streaming audio service, with Frankel and Stephen "Tag" Loomis. After leaving AOL in 2004. he worked at RAZZ, Inc. He continues to collaborate with Frankel on independent projects like Ninjam.^{[citation needed]}