FamiStudio - FamiStudio is very simple music editor for the Nintendo Entertainment System or Famicom. It is designed to be easier to use than FamiTracker, but its feature set is also much more limited.
MilkyTracker - MilkyTracker is an open source, multi-platform music application for creating .MOD and .
SunVox - SunVox is a small, fast and powerful modular synthesizer with pattern based sequencer (tracker).
OpenMPT - OpenMPT is a popular tracker software for Windows.
Cubasis - Cubasis is Steinberg’s streamlined, multitouch sequencer for the iPad.
Serato Studio - Intuitive beat making software for beginners, DJs, and advanced producers. Spend less time hitting roadblocks and more time making music with Serato Studio.