Tom Pepper (born August 24, 1975 in Des Moines, Iowa) is a computer programmer best known for his collaboration with Justin Frankel on the invention of the Gnutella peer-to-peer system. He and Frankel co-founded Nullsoft, whose most popular program is Winamp, which was sold to AOL in May 1999. Afterwards, Pepper worked inside of AOL as the manager of SHOUTcast, an Internet streaming audio service, and wrote the software along with Stephen "Tag" Loomis and Frankel, before leaving in October, 2004. Pepper then worked on development at RAZZ, Inc. He continues to collaborate with Frankel on independent projects like Ninjam.