Generate box joints SVG is at http://dve2000.pythonanywhere.com/boxjoint

Generate concentric circles SVG is at http://dve2000.pythonanywhere.com/circles

Generate concentric regular polygons SVG is at http://dve2000.pythonanywhere.com/polygons

Generate concentric rectangles SVG is at http://dve2000.pythonanywhere.com/rectangles

Generate through holes or pocket holes SVG (also for MFT style tops) is at http://dve2000.pythonanywhere.com/holes