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| Company type | Private |
|---|---|
| Industry | Computer software |
| Founded | 1997 |
| Defunct | 2014 |
| Successor | Radionomy |
| Headquarters | Sedona, Arizona |
Key people | Justin Frankel Tom Pepper |
| Products | Winamp, SHOUTcast, and others |
| Owner | Radionomy Group |
Nullsoft, Inc. was an American software house founded in Sedona, Arizona in 1997 by programmer Justin Frankel. Its products included the Winamp media player and the SHOUTcast MP3 streaming media server.