Jim Singh presents FlexibeatzII, a FREE self-contained, standalone ten channel pattern-based Step Sequencer for Windows.
Source via Music Informatory"I have felt for some time that it'd be neat if there were a FREE easy to use step sequencer program that lets you use any .wav files for sounds, but also offers powerful editing and synthesis toolsets for each sound, with the ability to shape and sculpt sounds extensively and dynamically while the sequence is playing (but at the same time not compromising the ease of use of the sequencer). "