superscript from coolicons in Line with regular corners. exponent, power, footnote, format, typography, math. Other styles and corners: @coolicons/<style>/<radius>/superscript with line, duocolor, duotone, fill or bulk and sharp or round. Leave out regular, like @coolicons/fill/superscript, and use @coolicons/superscript for line with regular corners.
pnpm dlx shadcn@latest add "https://coolicons.cool/r/superscript.json"