Old graphical editor prototype (2019/20) with various ways of managing multiple selections of graphical entities, incl. align/distribute, duplicate, invert, select/deselect region (box/convex hull). editor is generic. items could be files, shapes, mesh vertices, 2d/3d points, graph nodes, whatever...
Been re-animating this prototype and toying with integrating it into my personal note taking & media management tool to organize items into piles for batch-processing and to easier app…