boxsounds has released s16, a step sequencer VSTi for Windows. s16 is free but donations are welcomed.

Features:

• Loads a single WAV sample for the sixteen steps.
• Controls for each step: direction, octave, semitone, fine, attack, decay, release, filt amt, pan and volume.
• 4 Divisions (1/2, 1/4, 1/8 or 1/16).
• 4 step choices (2, 4, 8 or 16).
• Program/pattern can be chosen on the GUI, from the host's patch change, or via MIDI (note-on C2-B4).
• Global release and volume.
• 4 LFOs with a 4x10 matrix.
• Filter (BP, BR, HP, LP and moog).
• Distortion.
• Delay with separate filter and distortion.
• Flange.
• Fully automatable (24 parameters).