Select the objects you wish to see in a simulated preview. If you want to watch your whole design being simulated, select everything (
Ctrl+A) or nothing.
Extensions > Ink/Stitch > Visualize and Export > Simulator / Realistic Preview and enjoy.
Simulation Shortcut Keys
|one frame forward|
|one frame backward|
It is also possible to zoom and pan the simulation with the mouse.
Run Simulator Independently
Run the simulator by itself on any supported embroidery file:
PYTHONPATH=/usr/share/inkscape/extensions python -m lib.simulator path/to/myfile.ext
Stitch Plan Preview
Extensions > Ink/Stitch > Visualize and Export > Stitch Plan Preview. This will insert the stitch plan directly into your document to the right side of your canvas.
You can inspect it from there and delete it afterwards.