square-arrow-down from coolicons in Line with regular corners. download, descend, lower, south, decrease, bottom, box. Other styles and corners: @coolicons/<style>/<radius>/square-arrow-down with line, duocolor, duotone, fill or bulk and sharp or round. Leave out regular, like @coolicons/fill/square-arrow-down, and use @coolicons/square-arrow-down for line with regular corners.
pnpm dlx shadcn@latest add "https://coolicons.cool/r/square-arrow-down.json"