Drawing a Perfect Grid on the Canvashttps://www.kirupa.com/canvas/drawing_perfect_grid.htmcanvasgridgrillekirupa
Grid Layout et positionnement absoluhttps://www.alsacreations.com/tuto/lire/1790-Grid-Layout-et-positionnement-absolucssgrid
Novation Launchpad now has a free set of tools in Pd to hack your own controllershttps://github.com/Focusrite-Novation/r_cyclegridlaunchpadmidinovationr_cycle
Novation’s Launchpad 2.0 adds widgets that adapt to your DAW shortcuts, expands customizationhttps://novationmusic.com/en/componentsgridlaunchpadmidinovation