Where can I find samples for use with Impulse Tracker?

Schism Tracker is intended to match the look and feel of Impulse Tracker as closely as possible. The user interface is built on Simple DirectMedia Layer, which makes it highly portable: Schism Tracker can be run on FreeBSD, Linux, Mac OS X, MorphOS, Windows and ZETA for example. The LibModPlug library is used for player features. Supported formats include IT, S3M, MOD and XM. WAV saving and MIDI are also supported. It is free software available under the GNU General Public License.