vimsynth/modules/width
modules/processors/WIDTH
Stereo width, in mid/side. width 0 collapses the image to the centre, 1 leaves it alone, 2 pushes the sides apart. mono keeps everything below it CENTRED — a wide bass is the one stereo move that falls apart the moment anything sums the mix, and this is the fix. balance leans the whole image without being a pan. Put it after the mixer, before the OUT.

WIDTH to get this card.Down the left edge of the card, top to bottom.
l — though a mono signal has no width to work on until something makes the two sides differ.width knob. An envelope here opens the image on the drop; a slow LFO breathes it.Down the right edge, in the same order.
Left to right across the face — the dials in the picture.
The full reference — every parameter curve, the patching notes and the worked examples — lives in the manual: docs.vimsynth.com/modules/width. In the app itself, :help WIDTH opens the same page without leaving the rack.