WOK has released MiniStepper, a free MIDI Step Sequencer plug-in for Windows.
Ministepper is designed to be easy to use. There are 8 steps, each with velocity, gate length and mute. Several play directions, start- and end-step selectable on the fly. Sequence can be transposed by incoming MIDI notes (polyphonic). Host sync with dotted and triplet speed selection, swing, run on key press, MIDI-channels selectable for combined use, clear layout.
Price: Free.